NS.PRA / NuStar Energy L.P. - Preferred Security - Depositi SEC, Relazione annuale, dichiarazione di delega

NuStar Energy L.P. - Preferred Security
US ˙ NYSE ˙ US67058H2013
QUESTO SIMBOLO NON E' PIU' ATTIVO

Statistiche di base
LEI 5493003BMLTUIEG2LG44
CIK 1110805
SEC Filings
All companies that sell securities in the United States must register with the Securities and Exchange Commission (SEC) and file reports on a regular basis. These reports include company annual reports (10K, 10Q), news updates (8K), investor presentations (found in 8Ks), insider trades (form 4), ownership reports (13D, and 13G), and reports related to the specific securities sold, such as registration statements and prospectus. This page shows recent SEC filings related to NuStar Energy L.P. - Preferred Security
SEC Filings (Chronological Order)
Questa pagina fornisce un elenco completo e cronologico dei depositi SEC, esclusi i documenti di proprietà che forniamo altrove.
June 13, 2024 15-12G

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 15 CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 15 CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13 AND 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934. Commission File Number 001-16417 NUSTAR ENERGY L.P. (Exact name of registrant as specified in its c

June 7, 2024 SC 13G/A

NS / NuStar Energy L.P. - Limited Partnership / Invesco Ltd. - SEC SCHEDULE 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 6 )* NuStar Energy LP (Name of Issuer) Partnership Interest (Title of Class of Securities) 67058H102 (CUSIP Number) May 31, 2024 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Sc

June 5, 2024 EX-4.9

W I T N E S S E T H

Exhibit 4.9 This Supplemental Indenture (this “Supplemental Indenture”), dated as of May 31, 2024, is among NuStar Energy L.P., a Delaware limited partnership, NuStar Logistics, L.P., a Delaware limited partnership, NuStar Permian Transportation and Storage, LLC, a Delaware limited liability company, NuStar Pipeline Operating Partnership L.P., a Delaware limited partnership, NuStar Pipeline Partne

June 5, 2024 EX-4.13

W I T N E S S E T H

Exhibit 4.13 This Supplemental Indenture (this “Supplemental Indenture”), dated as of May 31, 2024, is among NuStar Energy L.P., a Delaware limited partnership, NuStar Logistics, L.P., a Delaware limited partnership, NuStar Permian Transportation and Storage, LLC, a Delaware limited liability company, NuStar Pipeline Operating Partnership L.P., a Delaware limited partnership, NuStar Pipeline Partn

June 5, 2024 EX-4.17

W I T N E S S E T H

Exhibit 4.17 This Supplemental Indenture (this “Supplemental Indenture”), dated as of May 31, 2024, is among NuStar Energy L.P., a Delaware limited partnership, NuStar Logistics, L.P., a Delaware limited partnership, NuStar Permian Transportation and Storage, LLC, a Delaware limited liability company, NuStar Pipeline Operating Partnership L.P., a Delaware limited partnership, NuStar Pipeline Partn

June 5, 2024 EX-4.19

W I T N E S S E T H

Exhibit 4.19 This Supplemental Indenture (this “Supplemental Indenture”), dated as of May 31, 2024, is among NuStar Energy L.P., a Delaware limited partnership, NuStar Logistics, L.P., a Delaware limited partnership, NuStar Permian Transportation and Storage, LLC, a Delaware limited liability company, NuStar Pipeline Operating Partnership L.P., a Delaware limited partnership, NuStar Pipeline Partn

June 5, 2024 EX-4.6

NUSTAR LOGISTICS, L.P., NUSTAR ENERGY L.P., NUSTAR PIPELINE OPERATING PARTNERSHIP L.P., Affiliate Guarantor SUNOCO LP, Ultimate Parent Guarantor EACH OF THE GUARANTEEING SUBSIDIARIES PARTY HERETO, Guaranteeing Subsidiaries COMPUTERSHARE TRUST COMPANY

Exhibit 4.6 NUSTAR LOGISTICS, L.P., Issuer NUSTAR ENERGY L.P., Guarantor NUSTAR PIPELINE OPERATING PARTNERSHIP L.P., Affiliate Guarantor SUNOCO LP, Ultimate Parent Guarantor EACH OF THE GUARANTEEING SUBSIDIARIES PARTY HERETO, Guaranteeing Subsidiaries and COMPUTERSHARE TRUST COMPANY, N. A., Trustee ELEVENTH SUPPLEMENTAL INDENTURE Dated as of May 31, 2024 to INDENTURE Dated as of July 15, 2002 5.75

June 5, 2024 EX-4.11

W I T N E S S E T H

Exhibit 4.11 This Supplemental Indenture (this “Supplemental Indenture”), dated as of May 31, 2024, is among NuStar Energy L.P., a Delaware limited partnership, NuStar Logistics, L.P., a Delaware limited partnership, NuStar Permian Transportation and Storage, LLC, a Delaware limited liability company, NuStar Pipeline Operating Partnership L.P., a Delaware limited partnership, NuStar Pipeline Partn

June 5, 2024 8-K

Entry into a Material Definitive Agreement, Material Modification to Rights of Security Holders, Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): May 31, 2024 NuStar Energy L.P. (Exact name of registrant as specified in its charter) Delaware 001-16417 74-2956831 (State or Other Jurisdiction of Incorporation or Organization) (Co

June 5, 2024 EX-4.15

W I T N E S S E T H

Exhibit 4.15 This Supplemental Indenture (this “Supplemental Indenture”), dated as of May 31, 2024, is among NuStar Energy L.P., a Delaware limited partnership, NuStar Logistics, L.P., a Delaware limited partnership, NuStar Permian Transportation and Storage, LLC, a Delaware limited liability company, NuStar Pipeline Operating Partnership L.P., a Delaware limited partnership, NuStar Pipeline Partn

June 3, 2024 EX-99.25

EX-99.25

NOTIFICATION OF THE REMOVAL FROM LISTING AND REGISTRATION OF THE STATED SECURITIES The New York Stock Exchange hereby notifies the SEC of its intention to remove the entire class of the stated securities from listing and registration on the Exchange at the opening of business on June 14, 2024, pursuant to the provisions of Rule 12d2-2 (a).

May 13, 2024 15-12G

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 15 CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 15 CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13 AND 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 001-16417 NuStar Energy L.P. (Exact name of registrant as specified in its ch

May 3, 2024 POS AM

As filed with the Securities and Exchange Commission on May 3, 2024

As filed with the Securities and Exchange Commission on May 3, 2024 Registration No.

May 3, 2024 EX-10.2

[Signature Pages Follow]

EX-10.2 Exhibit 10.2 Execution Version May 3, 2024 NuStar Logistics, L.P. 19003 IH-10 West San Antonio, Texas 78257 Attention:  Tom Shoaf Executive Vice President and Chief Financial Officer Re: Waiver Letter and Second Amendment to that certain Second Amended and Restated 5-Year Revolving Credit Agreement dated as of January 28, 2022 among NuStar Logistics, L.P., a Delaware limited partnership (t

May 3, 2024 EX-10.3

EIGHTH AMENDMENT TO THE RECEIVABLES FINANCING AGREEMENT

Exhibit 10.3 EXECUTION VERSION EIGHTH AMENDMENT TO THE RECEIVABLES FINANCING AGREEMENT This EIGHTH AMENDMENT TO THE RECEIVABLES FINANCING AGREEMENT (this “Amendment”), dated as of May 3, 2024, is entered into by and among NUSTAR FINANCE LLC, as Borrower (the “Borrower”), NUSTAR ENERGY L.P., as initial Servicer (the “Servicer”) and PNC BANK, NATIONAL ASSOCIATION (“PNC”), as a Lender, PNC, as a Grou

May 3, 2024 S-8 POS

As filed with the Securities and Exchange Commission on May 3, 2024

As filed with the Securities and Exchange Commission on May 3, 2024 Registration No.

May 3, 2024 POS AM

As filed with the Securities and Exchange Commission on May 3, 2024

As filed with the Securities and Exchange Commission on May 3, 2024 Registration No.

May 3, 2024 EX-99.2

UNIT PURCHASE AGREEMENT

EX-99.2 Exhibit 99.2 UNIT PURCHASE AGREEMENT THIS UNIT PURCHASE AGREEMENT (this “Agreement”), dated as of May 3, 2024, is entered into between NuStar Energy L.P., a Delaware limited partnership (“NuStar”), and Sunoco Retail LLC, a Pennsylvania limited liability company (“Sunoco Retail”) and wholly-owned subsidiary of Sunoco LP (“Sunoco”). Capitalized terms used herein but not defined herein shall

May 3, 2024 S-8 POS

As filed with the Securities and Exchange Commission on May 3, 2024

As filed with the Securities and Exchange Commission on May 3, 2024 Registration No.

May 3, 2024 EX-99.4

Sunoco LP Announces Purchase of NuStar Preferred Units and Full Redemption of NuStar Logistics Subordinated Notes

Exhibit 99.4 Sunoco LP Announces Purchase of NuStar Preferred Units and Full Redemption of NuStar Logistics Subordinated Notes DALLAS, May 3, 2024 – Sunoco LP (NYSE: SUN) (“SUN” or the “Partnership”) today announced that, on June 3, 2024 (the “Redemption Date”), (a) SUN will purchase all outstanding units of (i) 8.50% Series A Fixed-to-Floating Rate Cumulative Redeemable Perpetual Preferred Units

May 3, 2024 POS AM

As filed with the Securities and Exchange Commission on May 3, 2024

As filed with the Securities and Exchange Commission on May 3, 2024 Registration No.

May 3, 2024 S-8 POS

As filed with the Securities and Exchange Commission on May 3, 2024

As filed with the Securities and Exchange Commission on May 3, 2024 Registration No.

May 3, 2024 EX-99.1

Sunoco LP Completes Acquisition of NuStar Energy L.P.; Announces a 4% Increase in Quarterly Distribution

Exhibit 99.1 Sunoco LP Completes Acquisition of NuStar Energy L.P.; Announces a 4% Increase in Quarterly Distribution DALLAS, May 3, 2024 – Sunoco LP (NYSE: SUN) (“Sunoco”) announced the completion of the acquisition of NuStar Energy L.P. (“NuStar”) and a 4% increase in its quarterly distribution. NuStar Energy Acquisition Sunoco announced the completion of the acquisition of NuStar. The merger wa

May 3, 2024 S-8 POS

As filed with the Securities and Exchange Commission on May 3, 2024

As filed with the Securities and Exchange Commission on May 3, 2024 Registration No.

May 3, 2024 POSASR

As filed with the Securities and Exchange Commission on May 3, 2024

As filed with the Securities and Exchange Commission on May 3, 2024 Registration No.

May 3, 2024 EX-4.3

SECOND SUPPLEMENTAL INDENTURE

EX-4.3 Exhibit 4.3 SECOND SUPPLEMENTAL INDENTURE THIS SECOND SUPPLEMENTAL INDENTURE, dated as of May 3, 2024 (this “Second Supplemental Indenture”), is among (i) NuStar Logistics, L.P., a Delaware limited partnership (“Logistics”), (ii) NuStar Energy L.P., a Delaware limited partnership (the “Parent Guarantor”), (iii) NuStar Pipeline Operating Partnership L.P., a Delaware limited partnership (the

May 3, 2024 S-8 POS

As filed with the Securities and Exchange Commission on May 3, 2024

As filed with the Securities and Exchange Commission on May 3, 2024 Registration No.

May 3, 2024 S-8 POS

As filed with the Securities and Exchange Commission on May 3, 2024

As filed with the Securities and Exchange Commission on May 3, 2024 Registration No.

May 3, 2024 EX-10.4

THIRD AMENDMENT TO PURCHASE AND SALE AGREEMENT

Exhibit 10.4 EXECUTION VERSION THIRD AMENDMENT TO PURCHASE AND SALE AGREEMENT This THIRD AMENDMENT TO PURCHASE AND SALE AGREEMENT (this “Amendment”) is entered as of May 3, 2024, by and among the various entities listed on the signature pages hereto as an Originator (the “Originators” and each, an “Originator”), NUSTAR ENERGY L.P., as initial Servicer (as defined below) (“NuStar Energy”) and NUSTA

May 3, 2024 POSASR

As filed with the Securities and Exchange Commission on May 3, 2024

As filed with the Securities and Exchange Commission on May 3, 2024 Registration No.

May 3, 2024 S-8 POS

As filed with the Securities and Exchange Commission on May 3, 2024

As filed with the Securities and Exchange Commission on May 3, 2024 Registration No.

May 3, 2024 POSASR

As filed with the Securities and Exchange Commission on May 3, 2024

As filed with the Securities and Exchange Commission on May 3, 2024 Registration No.

May 3, 2024 POSASR

As filed with the Securities and Exchange Commission on May 3, 2024

As filed with the Securities and Exchange Commission on May 3, 2024 Registration No.

May 3, 2024 S-8 POS

As filed with the Securities and Exchange Commission on May 3, 2024

As filed with the Securities and Exchange Commission on May 3, 2024 Registration No.

May 3, 2024 EX-3.1

AMENDMENT NO. 2 TO EIGHTH AMENDED AND RESTATED AGREEMENT OF LIMITED PARTNERSHIP NUSTAR ENERGY L.P.

EX-3.1 Exhibit 3.1 AMENDMENT NO. 2 TO EIGHTH AMENDED AND RESTATED AGREEMENT OF LIMITED PARTNERSHIP OF NUSTAR ENERGY L.P. This AMENDMENT NO. 2, dated as of May 3, 2024 (this “Amendment”), to the Eighth Amended and Restated Agreement of Limited Partnership (as previously amended, the “Partnership Agreement”) of NuStar Energy L.P. (the “Partnership”) is hereby adopted by Riverwalk Logistics, L.P., a

May 3, 2024 8-K

Regulation FD Disclosure, Changes in Control of Registrant, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Entry into a Material Definitive Agreement, Material Modification to Rights of Security Holders, Unregistered Sales of Equity Securities, Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing, Completion of Acquisition or Disposition of Assets, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 3, 2024 NuStar Energy L.P. (Exact name of registrant as specified in its charter) Delaware 001-16417 74-2956831 (State or other jurisdiction of incorporation or organization) (Com

May 3, 2024 S-8 POS

As filed with the Securities and Exchange Commission on May 3, 2024

As filed with the Securities and Exchange Commission on May 3, 2024 Registration No.

May 3, 2024 POS AM

As filed with the Securities and Exchange Commission on May 3, 2024

As filed with the Securities and Exchange Commission on May 3, 2024 Registration No.

May 3, 2024 EX-10.1

THIRD AMENDED AND RESTATED CREDIT AGREEMENT Dated as of May 3, 2024 SUNOCO LP, as the Borrower, BANK OF AMERICA, N.A., as Administrative Agent, Swingline Lender and an LC Issuer, The Lenders Party Hereto $1,500,000,000 Five Year Modified Revolving Cr

Exhibit 10.1 Execution Version DEAL#: 86770WAG1   REV#: 86770WAH9   THIRD AMENDED AND RESTATED CREDIT AGREEMENT Dated as of May 3, 2024 among SUNOCO LP, as the Borrower, BANK OF AMERICA, N.A., as Administrative Agent, Swingline Lender and an LC Issuer, and The Lenders Party Hereto $1,500,000,000 Five Year Modified Revolving Credit Facility TRUIST SECURITIES, INC., BOFA SECURITIES, INC., BARCLAYS B

May 3, 2024 EX-99.25

EX-99.25

NOTIFICATION OF THE REMOVAL FROM LISTING AND REGISTRATION OF THE STATED SECURITIES The New York Stock Exchange hereby notifies the SEC of its intention to remove the entire class of the stated securities from listing and registration on the Exchange at the opening of business on May 14, 2024, pursuant to the provisions of Rule 12d2-2 (a).

May 3, 2024 POS AM

As filed with the Securities and Exchange Commission on May 3, 2024

As filed with the Securities and Exchange Commission on May 3, 2024 Registration No.

May 3, 2024 POSASR

As filed with the Securities and Exchange Commission on May 3, 2024

As filed with the Securities and Exchange Commission on May 3, 2024 Registration No.

May 3, 2024 EX-99.3

PROMISSORY NOTE Principal Amount: $28,067,844.60 Dated as of May 3, 2024 New York, New York

EX-99.3 Exhibit 99.3 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO NUST

May 3, 2024 POSASR

As filed with the Securities and Exchange Commission on May 3, 2024

As filed with the Securities and Exchange Commission on May 3, 2024 Registration No.

May 2, 2024 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 1, 2024 NuStar Energy L.P. (Exact name of registrant as specified in its charter) Delaware 001-16417 74-2956831 (State or other jurisdiction of (Commission (I.R.S. Employer incorp

May 2, 2024 EX-99.1

Sunoco LP and NuStar Energy L.P. Announce NuStar’s Unitholder Approval of the Sunoco Transaction

Exhibit 99.1 Sunoco LP and NuStar Energy L.P. Announce NuStar’s Unitholder Approval of the Sunoco Transaction DALLAS, May 1, 2024 – Sunoco LP (NYSE: SUN) (“Sunoco” or “SUN”) and NuStar Energy L.P. (NYSE: NS) (“NuStar” or “NS”) announced the approval by NuStar unitholders of the previously announced merger, pursuant to which NuStar will merge with and into a merger subsidiary of Sunoco. NuStar’s Sp

April 29, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 1-

April 29, 2024 EX-32.01

Section 1350 Certification (under Section 906 of the Sarbanes-Oxley Act of 2002) of principal executive officer

Exhibit 32.01 CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Quarterly Report of NuStar Energy L.P. (the Partnership) on Form 10-Q for the quarter ended March 31, 2024, as filed with the Securities and Exchange Commission on the date hereof (the Report), I, Bradley C. Barron, Chairman of the Board, Presi

April 29, 2024 8-K

Financial Statements and Exhibits, Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 23, 2024 NuStar Energy L.P. (Exact name of registrant as specified in its charter) Delaware 001-16417 74-2956831 (State or other jurisdiction of incorporation) (Commission File

April 29, 2024 EX-32.02

Section 1350 Certification (under Section 906 of the Sarbanes-Oxley Act of 2002) of principal financial officer

Exhibit 32.02 CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Quarterly Report of NuStar Energy L.P. (the Partnership) on Form 10-Q for the quarter ended March 31, 2024, as filed with the Securities and Exchange Commission on the date hereof (the Report), I, Thomas R. Shoaf, Executive Vice President and C

April 29, 2024 EX-31.02

Rule 13a-14(a) Certification (under Section 302 of the Sarbanes-Oxley Act of 2002) of principal financial officer

Exhibit 31.02 CERTIFICATION PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, Thomas R. Shoaf, certify that: 1. I have reviewed this quarterly report on Form 10-Q of NuStar Energy L.P. (the “registrant”); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the c

April 29, 2024 EX-31.01

Rule 13a-14(a) Certification (under Section 302 of the Sarbanes-Oxley Act of 2002) of principal executive officer

Exhibit 31.01 CERTIFICATION PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, Bradley C. Barron, certify that: 1. I have reviewed this quarterly report on Form 10-Q of NuStar Energy L.P. (the “registrant”); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the

April 22, 2024 8-K

Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 22, 2024 NuStar Energy L.P. (Exact name of registrant as specified in its charter) Delaware 001-16417 74-2956831 (State or other jurisdiction of (Commission (I.R.S. Employer inc

April 22, 2024 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 22, 2024 NuStar Energy L.P.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 22, 2024 NuStar Energy L.P. (Exact name of registrant as specified in its charter) Delaware 001-16417 74-2956831 (State or other jurisdiction of (Commission (I.R.S. Employer inc

April 15, 2024 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 15, 2024 NuStar Energy L.P.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 15, 2024 NuStar Energy L.P. (Exact name of registrant as specified in its charter) Delaware 001-16417 74-2956831 (State or other jurisdiction of (Commission (I.R.S. Employer inc

April 15, 2024 EX-99.1

NuStar Energy L.P. Declares Conditional Special Distribution

Exhibit 99.1 NuStar Energy L.P. Declares Conditional Special Distribution April 15, 2024 SAN ANTONIO, April 15, 2024—NuStar Energy L.P. (NYSE: NS) today announced that the board of directors of NuStar GP, LLC, the general partner of its general partner, has declared a special distribution of $0.212 per NuStar Energy L.P. common unit (the “special distribution”), to be paid on May 2, 2024 to holder

April 15, 2024 8-K

Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 15, 2024 NuStar Energy L.P. (Exact name of registrant as specified in its charter) Delaware 001-16417 74-2956831 (State or other jurisdiction of (Commission (I.R.S. Employer inc

April 15, 2024 EX-99.1

NuStar Energy L.P. Declares Conditional Special Distribution

Exhibit 99.1 NuStar Energy L.P. Declares Conditional Special Distribution April 15, 2024 SAN ANTONIO, April 15, 2024—NuStar Energy L.P. (NYSE: NS) today announced that the board of directors of NuStar GP, LLC, the general partner of its general partner, has declared a special distribution of $0.212 per NuStar Energy L.P. common unit (the “special distribution”), to be paid on May 2, 2024 to holder

April 9, 2024 EX-99.1

Sunoco LP and NuStar Energy L.P. Announce Expiration of Hart-Scott-Rodino Act Waiting Period

Exhibit 99.1 Sunoco LP and NuStar Energy L.P. Announce Expiration of Hart-Scott-Rodino Act Waiting Period DALLAS, April 9, 2024 - Sunoco LP (NYSE: SUN) (“Sunoco” or “SUN”) and NuStar Energy L.P. (NYSE: NS) (“NuStar” or “NS”) today announced the expiration of the waiting period under the Hart-Scott-Rodino Antitrust Improvements Act of 1976 (the “HSR Act”), in connection with Sunoco’s pending acquis

April 9, 2024 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 8, 2024 NuStar Energy L.P.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 8, 2024 NuStar Energy L.P. (Exact name of registrant as specified in its charter) Delaware 001-16417 74-2956831 (State or other jurisdiction of (Commission (I.R.S. Employer inco

April 9, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 8, 2024 NuStar Energy L.P.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 8, 2024 NuStar Energy L.P. (Exact name of registrant as specified in its charter) Delaware 001-16417 74-2956831 (State or other jurisdiction of (Commission (I.R.S. Employer inco

April 3, 2024 DEFM14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

DEFM14A Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

March 6, 2024 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Ame

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confide

March 6, 2024 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant x Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confid

February 22, 2024 EX-23.01

Consent of KPMG LLP dated February 22, 2024

Exhibit 23.01 Consent of Independent Registered Public Accounting Firm We consent to the incorporation by reference in the registration statements (Nos. 333-209717, 333-226279, 333-231004, 333-255637, and 333-271572) on Form S-8 and (No. 333-264947) on Form S-3ASR of our reports dated February 22, 2024, with respect to the consolidated financial statements of NuStar Energy L.P. and the effectivene

February 22, 2024 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 1-16417

February 22, 2024 EX-97.01

Policy on Recovery of Incentive-based Compensation

Exhibit 97.01 Adopted 10-25-2023 NuStar Energy L.P. Policy on Recovery of Incentive-based Compensation I. Introduction The Board of Directors (the “Board”) of NuStar GP, LLC (the “General Partner”), the general partner of Riverwalk Logistics, L.P., the general partner of NuStar Energy L.P. (the “Partnership”), has adopted this Policy on Recovery of Incentive-based Compensation (this “Policy”), whi

February 22, 2024 EX-32.01

Section 1350 Certification (under Section 906 of the Sarbanes-Oxley Act of 2002) of principal executive officer

Exhibit 32.01 CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Annual Report of NuStar Energy L.P. (the Partnership) on Form 10-K for the year ended December 31, 2023, as filed with the Securities and Exchange Commission on the date hereof (the Report), I, Bradley C. Barron, Chairman of the Board, Presiden

February 22, 2024 EX-10.41

Form of 2023 Performance Cash Award Agreement under the Amended and Restated NuStar Energy L.P. 2019 Long-Term Incentive Plan

Exhibit +10.41 PERFORMANCE CASH AWARD AGREEMENT This Performance Cash Award Agreement (“Agreement”), effective as of April 27, 2023 (“Grant Date”), is between NuStar Energy L.P. (the “Partnership”) and [] (“Participant”), a participant in the Amended and Restated NuStar Energy L.P. 2019 Long-Term Incentive Plan (as the same may be amended, the “Plan”), and is made pursuant to and subject to the Pl

February 22, 2024 EX-19.01

Insider Trading Policy

Exhibit 19.01 Insider Trading Policy Effective Date: April 27, 2023 Responsibility: Corporate Secretary This Insider Trading Policy (“Policy”) establishes terms and conditions regarding transactions in securities by our employees and directors. We encourage employees and directors to have a direct interest in the success of NuStar Energy L.P. through ownership of the partnership’s units. We also s

February 22, 2024 EX-10.43

Form of 2023 Non-employee Director Restricted Unit Award Agreement under the Amended and Restated NuStar Energy L.P. 2019 Long-Term Incentive Plan

Exhibit +10.43 NON-EMPLOYEE DIRECTOR RESTRICTED UNIT AWARD AGREEMENT This Restricted Unit Award Agreement (“Agreement”), effective as of November 16, 2023 (“Grant Date”), is between NuStar Energy L.P. (the “Partnership”) and [] (“Participant”), a participant in the Amended and Restated NuStar Energy L.P. 2019 Long-Term Incentive Plan (as the same may be amended, the “Plan”), pursuant to and subjec

February 22, 2024 EX-32.02

Section 1350 Certification (under Section 906 of the Sarbanes-Oxley Act of 2002) of principal financial officer

Exhibit 32.02 CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Annual Report of NuStar Energy L.P. (the Partnership) on Form 10-K for the year ended December 31, 2023, as filed with the Securities and Exchange Commission on the date hereof (the Report), I, Thomas R. Shoaf, Executive Vice President and Chie

February 22, 2024 EX-22.01

Subsidiary Guarantors and Issuers of Guaranteed Securities

Exhibit 22.01 NuStar Energy L.P. Subsidiary Guarantors and Issuers of Guaranteed Securities NuStar Logistics, L.P., a Delaware limited partnership and wholly owned subsidiary of NuStar Energy L.P., a Delaware limited partnership (the “Partnership”), is the issuer of the securities listed in the table below (the “Logistics Notes”). The Logistics Notes are guaranteed by the Partnership and NuStar Pi

February 22, 2024 EX-31.02

Rule 13a-14(a) Certification (under Section 302 of the Sarbanes-Oxley Act of 2002) of principal financial officer

Exhibit 31.02 CERTIFICATION PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, Thomas R. Shoaf, certify that: 1. I have reviewed this annual report on Form 10-K of NuStar Energy L.P. (the “registrant”); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circ

February 22, 2024 EX-31.01

Rule 13a-14(a) Certification (under Section 302 of the Sarbanes-Oxley Act of 2002) of principal executive officer

Exhibit 31.01 CERTIFICATION PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, Bradley C. Barron, certify that: 1. I have reviewed this annual report on Form 10-K of NuStar Energy L.P. (the “registrant”); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the ci

February 22, 2024 EX-21.01

List of subsidiaries of NuStar Energy L.P.

Exhibit 21.01 Subsidiaries of NuStar Energy L.P. Name of Entity Jurisdiction of Organization Cöoperatie NuStar Holdings U.A. Netherlands LegacyStar Services, LLC Delaware NS Security Services, LLC Delaware NuStar Energy Services, Inc. Delaware NuStar Finance LLC Delaware NuStar GP Holdings, LLC Delaware NuStar GP, Inc. Delaware NuStar GP, LLC Delaware NuStar Holdings B.V. Netherlands NuStar Intern

February 22, 2024 EX-10.42

Form of 2023 Restricted Unit Award Agreement under the Amended and Restated NuStar Energy L.P. 2019 Long-Term Incentive Plan

Exhibit +10.42 RESTRICTED UNIT AWARD AGREEMENT This Restricted Unit Award Agreement (“Agreement”), effective as of November 16, 2023 (“Grant Date”), is between NuStar Energy L.P. (the “Partnership”) and the recipient of this Agreement (“Participant”), a participant in the Amended and Restated NuStar Energy L.P. 2019 Long-Term Incentive Plan (as the same may be amended, the “Plan”), pursuant to and

February 22, 2024 EX-4.01

Exhibit 4.01

Exhibit 4.01 DESCRIPTION OF SECURITIES NuStar Energy L.P. ("NuStar Energy") has four classes of securities registered under Section 12 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), each of which is listed on the New York Stock Exchange ("NYSE"), as set forth in the table below. Title of Class Trading Symbol Exchange Common Units ("Common Units") NS NYSE Series A Fixed-to

February 15, 2024 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 15, 2024 NuStar Energy L.P. Delaware 001-16417 74-2956831 (State or other jurisdiction of incorporation) (Commission File Number) (I.R.S. Employer Identification No.) 19003 I

February 15, 2024 EX-99.01

NuStar Energy L.P. and Subsidiaries Consolidated Financial Information (Unaudited, Thousands of Dollars, Except Unit, Per Unit and Ratio Data) Three Months Ended December 31, Year Ended December 31, 2023 2022 2023 2022 Statement of Income Data: Reven

Exhibit 99.01 NuStar Energy L.P. Reports Solid Fourth Quarter and Full-Year 2023 Earnings Results SAN ANTONIO, February 15, 2024 - NuStar Energy L.P. (NYSE: NS) today announced solid results for the fourth quarter and full-year 2023 fueled by strong revenues and volumes in its refined products pipelines and strong performance in its Fuels Marketing Segment. NuStar reported net income of $70 millio

February 12, 2024 SC 13G/A

NS / NuStar Energy L.P. - Limited Partnership / Invesco Ltd. - SEC SCHEDULE 13G Passive Investment

SC 13G/A 1 SEC13GFiling.htm SEC SCHEDULE 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 5 )* NuStar Energy LP (Name of Issuer) Partnership Interest (Title of Class of Securities) 67058H102 (CUSIP Number) December 29, 2023 (Date of Event Which Requires Filing of this Statement) Check the appropriate b

February 5, 2024 SC 13G/A

NS / NuStar Energy L.P. - Limited Partnership / ALPS ADVISORS INC Passive Investment

SC 13G/A 1 fp0087039-6sc13ga.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 9)* NuStar Energy, L.P. (Name of Issuer) Common Units (Title of Class of Securities) 67058H102 (CUSIP Number) December 31, 2023 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate th

January 22, 2024 425

Filed by Sunoco LP pursuant to Rule 425 under the Securities

Filed by Sunoco LP pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a- 12 under the Securities Exchange Act of 1934, as amended.

January 22, 2024 EX-3.1

Amendment No. 1 to Eighth Amended and Restated Agreement of Limited Partnership of NuStar Energy L.P., dated as of January 22, 2024

Exhibit 3.1 AMENDMENT NO. 1 TO EIGHTH AMENDED AND RESTATED AGREEMENT OF LIMITED PARTNERSHIP OF NUSTAR ENERGY L.P. This AMENDMENT NO. 1, dated as of January 22, 2024 (this “Amendment”), to the Eighth Amended and Restated Agreement of Limited Partnership (the “Partnership Agreement”) of NuStar Energy L.P. (the “Partnership”) is hereby adopted by Riverwalk Logistics, L.P., a Delaware limited partners

January 22, 2024 EX-2.1

Agreement and Plan of Merger, dated as of January 22, 2024, among Sunoco LP, Saturn Merger Sub, LLC, NuStar Energy L.P., NuStar GP, LLC, Riverwalk Logistics, L.P., and Sunoco GP LLC (incorporated by reference to Exhibit 2.1 to NuStar Energy L.P.’s Current Report on Form 8-K filed January 22, 2024 (File No. 001-16417))

Exhibit 2.1 Execution Version AGREEMENT AND PLAN OF MERGER by and among SUNOCO LP, SATURN MERGER SUB, LLC, NUSTAR ENERGY L.P., NUSTAR GP, LLC, RIVERWALK LOGISTICS, L.P. and SUNOCO GP LLC Dated as of January 22, 2024 TABLE OF CONTENTS Page ARTICLE I THE MERGER 2 Section 1.1 The Merger; Parent Subscription Right 2 Section 1.2 Closing 2 Section 1.3 Effective Time 2 Section 1.4 Effects of the Merger 3

January 22, 2024 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 22, 2024 NuStar Energy L.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 22, 2024 NuStar Energy L.P. (Exact name of registrant as specified in its charter) Delaware 001-16417 74-2956831 (State or other jurisdiction of incorporation or organization)

January 22, 2024 EX-10.1

Support Agreement, dated as of January 22, 2024, by and among Sunoco LP, NuStar Energy L.P. and Energy Transfer LP.

Exhibit 10.1 Execution Version SUPPORT AGREEMENT This SUPPORT AGREEMENT, dated as of January 22, 2024 (this “Agreement”), is entered into by and among (a) Sunoco LP, a Delaware limited partnership (“Parent”), (b) NuStar Energy L.P., a Delaware limited partnership (the “Partnership”), and (c) Energy Transfer LP, a Delaware limited partnership (“ET”). Unless the context otherwise requires, terms use

January 22, 2024 EX-10.1

Support Agreement, dated as of January 22, 2024, by and among Sunoco LP, NuStar Energy L.P. and Energy Transfer LP.

Exhibit 10.1 Execution Version SUPPORT AGREEMENT This SUPPORT AGREEMENT, dated as of January 22, 2024 (this “Agreement”), is entered into by and among (a) Sunoco LP, a Delaware limited partnership (“Parent”), (b) NuStar Energy L.P., a Delaware limited partnership (the “Partnership”), and (c) Energy Transfer LP, a Delaware limited partnership (“ET”). Unless the context otherwise requires, terms use

January 22, 2024 EX-99.2

Forward-Looking Statements This presentation contains “forward-looking statements” as defined by applicable federal securities laws. In this context, forward-looking statements often address future business and financial events, conditions, expectati

Exhibit 99.2 Sunoco LP to Acquire NuStar Energy L.P. January 22, 2024 Forward-Looking Statements This presentation contains “forward-looking statements” as defined by applicable federal securities laws. In this context, forward-looking statements often address future business and financial events, conditions, expectations, plans or ambitions, and often include, but are not limited to, words such a

January 22, 2024 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 22, 2024 NuStar Energy L.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 22, 2024 NuStar Energy L.P. (Exact name of registrant as specified in its charter) Delaware 001-16417 74-2956831 (State or other jurisdiction of incorporation or organization)

January 22, 2024 EX-99.1

1

Exhibit 99.1 Sunoco LP to Acquire NuStar Energy L.P. in Transaction Valued at $7.3 Billion DALLAS, January 22, 2024 - Sunoco LP (NYSE: SUN) (“Sunoco” or the “Partnership”) and NuStar Energy L.P. (NYSE: NS) (“NuStar”) announced today that the parties have entered into a definitive agreement whereby Sunoco will acquire NuStar in an all-equity transaction valued at approximately $7.3 billion, includi

January 22, 2024 425

Filed by NuStar Energy L.P.

Filed by NuStar Energy L.P. Pursuant to Rule 425 under the Securities Act of 1933 and deemed to be filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: NuStar Energy L.P. Commission File No.: 001-16417 Date: January 22, 2024 On January 22, 2024, in connection with the announcement of Sunoco LP’s proposed acquisition of NuStar Energy L.P. (“NuStar”), NuStar distr

January 22, 2024 8-K

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Entry into a Material Definitive Agreement, Unregistered Sales of Equity Securities, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 22, 2024 NuStar Energy L.P. (Exact name of registrant as specified in its charter) Delaware 001-16417 74-2956831 (State or other jurisdiction of incorporation or organization)

January 22, 2024 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 22, 2024 NuStar Energy L.P. (Exact name of registrant as specified in its charter) Delaware 001-16417 74-2956831 (State or other jurisdiction of incorporation or organization)

January 22, 2024 EX-99.1

1

Exhibit 99.1 Sunoco LP to Acquire NuStar Energy L.P. in Transaction Valued at $7.3 Billion DALLAS, January 22, 2024—Sunoco LP (NYSE: SUN) (“Sunoco” or the “Partnership”) and NuStar Energy L.P. (NYSE: NS) (“NuStar”) announced today that the parties have entered into a definitive agreement whereby Sunoco will acquire NuStar in an all-equity transaction valued at approximately $7.3 billion, including

January 22, 2024 425

Filed by Sunoco LP pursuant to Rule 425 under the Securities Act of 1933, as

Filed by Sunoco LP pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended.

January 22, 2024 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): January 22, 2024 Sunoco LP (Exact N

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): January 22, 2024 Sunoco LP (Exact Name of Registrant as Specified in Its Charter) Delaware No.

January 22, 2024 EX-2.1

Agreement and Plan of Merger, dated as of January 22, 2024, by and among Sunoco LP, Saturn Merger Sub, LLC, NuStar Energy L.P., Riverwalk Logistics, L.P., NuStar GP, LLC and Sunoco GP, LLC.

Exhibit 2.1 Execution Version AGREEMENT AND PLAN OF MERGER by and among SUNOCO LP, SATURN MERGER SUB, LLC, NUSTAR ENERGY L.P., NUSTAR GP, LLC, RIVERWALK LOGISTICS, L.P. and SUNOCO GP LLC Dated as of January 22, 2024 TABLE OF CONTENTS Page ARTICLE I THE MERGER 2 Section 1.1 The Merger; Parent Subscription Right 2 Section 1.2 Closing 2 Section 1.3 Effective Time 2 Section 1.4 Effects of the Merger 3

January 22, 2024 EX-99.2

Forward-Looking Statements This presentation contains “forward-looking statements” as defined by applicable federal securities laws. In this context, forward-looking statements often address future business and financial events, conditions, expectati

Sunoco LP to Acquire NuStar Energy L.P. January 22, 2024 Exhibit 99.2 Forward-Looking Statements This presentation contains “forward-looking statements” as defined by applicable federal securities laws. In this context, forward-looking statements often address future business and financial events, conditions, expectations, plans or ambitions, and often include, but are not limited to, words such a

December 5, 2023 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 5, 2023 NuStar Energy L.P. (Exact name of registrant as specified in its charter) Delaware 001-16417 74-2956831 (State or other jurisdiction of incorporation) (Commission Fil

December 5, 2023 EX-99.1

Investor Presentation December 2023 2 Statements contained in this presentation other than statements of historical fact are forward-looking statements. While these forward-looking statements, and any assumptions upon which they are based, are made i

Exhibit 99.1 Investor Presentation December 2023 2 Statements contained in this presentation other than statements of historical fact are forward-looking statements. While these forward-looking statements, and any assumptions upon which they are based, are made in good faith and reflect our current judgment regarding the direction of our business, actual results will likely vary, sometimes materia

November 3, 2023 EX-31.02

Rule 13a-14(a) Certification (under Section 302 of the Sarbanes-Oxley Act of 2002) of principal financial officer

Exhibit 31.02 CERTIFICATION PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, Thomas R. Shoaf, certify that: 1. I have reviewed this quarterly report on Form 10-Q of NuStar Energy L.P. (the “registrant”); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the c

November 3, 2023 EX-31.01

Rule 13a-14(a) Certification (under Section 302 of the Sarbanes-Oxley Act of 2002) of principal executive officer

Exhibit 31.01 CERTIFICATION PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, Bradley C. Barron, certify that: 1. I have reviewed this quarterly report on Form 10-Q of NuStar Energy L.P. (the “registrant”); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the

November 3, 2023 EX-32.02

Section 1350 Certification (under Section 906 of the Sarbanes-Oxley Act of 2002) of principal financial officer

Exhibit 32.02 CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Quarterly Report of NuStar Energy L.P. (the Partnership) on Form 10-Q for the quarter ended September 30, 2023, as filed with the Securities and Exchange Commission on the date hereof (the Report), I, Thomas R. Shoaf, Executive Vice President a

November 3, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Numbe

November 3, 2023 EX-32.01

Section 1350 Certification (under Section 906 of the Sarbanes-Oxley Act of 2002) of principal executive officer

Exhibit 32.01 CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Quarterly Report of NuStar Energy L.P. (the Partnership) on Form 10-Q for the quarter ended September 30, 2023, as filed with the Securities and Exchange Commission on the date hereof (the Report), I, Bradley C. Barron, Chairman of the Board, P

November 2, 2023 EX-99.01

NuStar Energy L.P. Reports Solid Third Quarter 2023 Earnings Results Redemption of Series D Preferred Units Completed Two Years Ahead of Original Schedule Pipeline Segment’s Operating Income Up 14 Percent Quarter-Over-Quarter Fuels Marketing Segment

Exhibit 99.01 NuStar Energy L.P. Reports Solid Third Quarter 2023 Earnings Results Redemption of Series D Preferred Units Completed Two Years Ahead of Original Schedule Pipeline Segment’s Operating Income Up 14 Percent Quarter-Over-Quarter Fuels Marketing Segment Reports Another Near-Record Quarter NuStar Receives Credit Rating Upgrade Due to Strengthened Balance Sheet Positive Outlook for Remaind

November 2, 2023 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 2, 2023 NuStar Energy L.P. Delaware 001-16417 74-2956831 (State or other jurisdiction of incorporation) (Commission File Number) (I.R.S. Employer Identification No.) 19003 IH

September 19, 2023 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 19, 2023 NuStar Energy L.P. (Exact name of registrant as specified in its charter) Delaware 001-16417 74-2956831 (State or other jurisdiction of incorporation) (Commission F

September 19, 2023 EX-99.1

Raymond James Virtual Energy Supply Chain September 19, 2023 Pickering Energy Partners TE&MFest September 21, 2023 2 Statements contained in this presentation other than statements of historical fact are forward-looking statements. While these forwar

Exhibit 99.1 Raymond James Virtual Energy Supply Chain September 19, 2023 Pickering Energy Partners TE&MFest September 21, 2023 2 Statements contained in this presentation other than statements of historical fact are forward-looking statements. While these forward-looking statements, and any assumptions upon which they are based, are made in good faith and reflect our current judgment regarding th

September 12, 2023 8-K

Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 12, 2023 NuStar Energy L.P. (Exact name of registrant as specified in its charter) Delaware 001-16417 74-2956831 (State or other jurisdiction of incorporation or organizatio

September 6, 2023 EX-99.1

Barclays CEO Energy-Power Conference September 6 - 7, 2023 2 Statements contained in this presentation other than statements of historical fact are forward-looking statements. While these forward-looking statements, and any assumptions upon which the

Exhibit 99.1 Barclays CEO Energy-Power Conference September 6 - 7, 2023 2 Statements contained in this presentation other than statements of historical fact are forward-looking statements. While these forward-looking statements, and any assumptions upon which they are based, are made in good faith and reflect our current judgment regarding the direction of our business, actual results will likely

September 6, 2023 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 6, 2023 NuStar Energy L.P. (Exact name of registrant as specified in its charter) Delaware 001-16417 74-2956831 (State or other jurisdiction of incorporation) (Commission Fi

August 22, 2023 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 22, 2023 NuStar Energy L.P. (Exact name of registrant as specified in its charter) Delaware 001-16417 74-2956831 (State or other jurisdiction of incorporation) (Commission File

August 22, 2023 EX-99.1

Citi One-on-One Midstream/Energy Infrastructure Conference August 22-23, 2023

Exhibit 99.1 Citi One-on-One Midstream/Energy Infrastructure Conference August 22-23, 2023 2 Statements contained in this presentation other than statements of historical fact are forward-looking statements. While these forward-looking statements, and any assumptions upon which they are based, are made in good faith and reflect our current judgment regarding the direction of our business, actual r

August 11, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 8, 2023

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 8, 2023 NuStar Energy L.P. (Exact name of registrant as specified in its charter) Delaware 001-16417 74-2956831 (State or other jurisdiction of incorporation) (Commission File

August 11, 2023 EX-1.1

NUSTAR ENERGY L.P. Common Units Representing Limited Partner Interests UNDERWRITING AGREEMENT

Exhibit 1.1 NUSTAR ENERGY L.P. Common Units Representing Limited Partner Interests UNDERWRITING AGREEMENT August 8, 2023 Barclays Capital Inc. Citigroup Global Markets Inc. As Representatives of the several Underwriters named in Schedule I attached hereto c/o Barclays Capital Inc. 745 Seventh Avenue New York, New York 10019 c/o Citigroup Global Markets Inc. 388 Greenwich Street New York, New York

August 10, 2023 EX-FILING FEES

Calculation of Filing Fee Tables Form 424(b)(5) (Form Type) NuStar Energy L.P. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities

Exhibit 107 Calculation of Filing Fee Tables Form 424(b)(5) (Form Type) NuStar Energy L.

August 10, 2023 424B5

13,000,000 Common Units

TABLE OF CONTENTS Filed Pursuant to Rule 424(b)(5) Registration No. 333-264947 Prospectus Supplement (To Prospectus dated May 13, 2022) 13,000,000 Common Units   Representing Limited Partner Interests We are offering 13,000,000 common units representing limited partner interests in NuStar Energy L.P. Our common units are listed on the New York Stock Exchange (the “NYSE”) under the symbol “NS.” On

August 8, 2023 424B3

The information in this preliminary prospectus supplement relates to an effective registration statement under the Securities Act of 1933 but is not complete and may be changed. This preliminary prospectus supplement and the accompanying base prospec

TABLE OF CONTENTS Filed Pursuant to Rule 424(b)(3) Registration No. 333-264947 The information in this preliminary prospectus supplement relates to an effective registration statement under the Securities Act of 1933 but is not complete and may be changed. This preliminary prospectus supplement and the accompanying base prospectus are not an offer to sell these securities, and we are not solicitin

August 4, 2023 EX-32.02

Section 1350 Certification (under Section 906 of the Sarbanes-Oxley Act of 2002) of principal financial officer

Exhibit 32.02 CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Quarterly Report of NuStar Energy L.P. (the Partnership) on Form 10-Q for the quarter ended June 30, 2023, as filed with the Securities and Exchange Commission on the date hereof (the Report), I, Thomas R. Shoaf, Executive Vice President and Ch

August 4, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 1-1

August 4, 2023 EX-31.02

Rule 13a-14(a) Certification (under Section 302 of the Sarbanes-Oxley Act of 2002) of principal financial officer

Exhibit 31.02 CERTIFICATION PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, Thomas R. Shoaf, certify that: 1. I have reviewed this quarterly report on Form 10-Q of NuStar Energy L.P. (the “registrant”); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the c

August 4, 2023 EX-32.01

Section 1350 Certification (under Section 906 of the Sarbanes-Oxley Act of 2002) of principal executive officer

Exhibit 32.01 CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Quarterly Report of NuStar Energy L.P. (the Partnership) on Form 10-Q for the quarter ended June 30, 2023, as filed with the Securities and Exchange Commission on the date hereof (the Report), I, Bradley C. Barron, Chairman of the Board, Presid

August 4, 2023 EX-31.01

Rule 13a-14(a) Certification (under Section 302 of the Sarbanes-Oxley Act of 2002) of principal executive officer

Exhibit 31.01 CERTIFICATION PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, Bradley C. Barron, certify that: 1. I have reviewed this quarterly report on Form 10-Q of NuStar Energy L.P. (the “registrant”); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the

August 3, 2023 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 3, 2023 NuStar Energy L.P. Delaware 001-16417 74-2956831 (State or other jurisdiction of incorporation) (Commission File Number) (I.R.S. Employer Identification No.) 19003 IH-1

August 3, 2023 EX-99.01

NuStar Energy L.P. Reports Solid Second Quarter 2023 Earnings Results Balance Sheet Continues to Strengthen with Repurchase of More Series D Preferred Units Pipeline Segment’s Operating Income Up Seven Percent Quarter-Over-Quarter Fuels Marketing Seg

Exhibit 99.01 NuStar Energy L.P. Reports Solid Second Quarter 2023 Earnings Results Balance Sheet Continues to Strengthen with Repurchase of More Series D Preferred Units Pipeline Segment’s Operating Income Up Seven Percent Quarter-Over-Quarter Fuels Marketing Segment Reports Another Strong Quarter West Coast Region’s Revenues Up Approximately 30 Percent Quarter-Over-Quarter Positive Outlook for R

August 1, 2023 8-K

Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 31, 2023 NuStar Energy L.P. (Exact name of registrant as specified in its charter) Delaware 001-16417 74-2956831 (State or other jurisdiction of incorporation or organization) (C

June 30, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 29, 2023 NuStar Energy L.P. (Exact name of registrant as specified in its charter) Delaware 001-16417 74-2956831 (State or other jurisdiction of incorporation or organization) (C

June 30, 2023 EX-10.01

First Amendment to Second Amended and Restated 5-Year Revolving Credit Agreement, dated as of June 30, 2023, among NuStar Logistics, L.P., NuStar Energy L.P., NuStar Pipeline Operating Partnership L.P., Wells Fargo Bank, National Association, and the lenders party thereto

Exhibit 10.01 Execution Version FIRST AMENDMENT TO SECOND AMENDED AND RESTATED 5-YEAR REVOLVING CREDIT AGREEMENT THIS FIRST AMENDMENT TO SECOND AMENDED AND RESTATED 5-YEAR REVOLVING CREDIT AGREEMENT (this “First Amendment”) dated as of June 30, 2023 is among NUSTAR LOGISTICS, L.P., a Delaware limited partnership (the “Borrower”); NUSTAR ENERGY L.P., a Delaware limited partnership (the “MLP”); NUST

June 30, 2023 EX-10.02

Seventh Amendment to Receivables Financing Agreement, dated as of June 29, 2023, by and among NuStar Finance, LLC, as Borrower, NuStar Energy L.P., as initial Servicer, and PNC Bank, National Association

Exhibit 10.02 EXECUTION VERSION SEVENTH AMENDMENT TO THE RECEIVABLES FINANCING AGREEMENT This SEVENTH AMENDMENT TO THE RECEIVABLES FINANCING AGREEMENT (this “Amendment”), dated as of June 29, 2023, is entered into by and among NUSTAR FINANCE LLC, as Borrower (the “Borrower”), NUSTAR ENERGY L.P., as initial Servicer (the “Servicer”) and PNC BANK, NATIONAL ASSOCIATION (“PNC”), as a Lender, PNC, as a

June 21, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 21, 2023 NuStar Energy L.P.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 21, 2023 NuStar Energy L.P. (Exact name of registrant as specified in its charter) Delaware 001-16417 74-2956831 (State or other jurisdiction of incorporation) (Commission File N

June 21, 2023 EX-99.1

8th Annual J.P. Morgan Energy, Power & Renewables Conference June 21 -22, 2023 2 Statements contained in this presentation other than statements of historical fact are forward-looking statements. While these forward-looking statements, and any assump

a20230620jpmorganconfere 8th Annual J.P. Morgan Energy, Power & Renewables Conference June 21 -22, 2023 2 Statements contained in this presentation other than statements of historical fact are forward-looking statements. While these forward-looking statements, and any assumptions upon which they are based, are made in good faith and reflect our current judgment regarding the direction of our busin

May 23, 2023 EX-99.1

20th Annual Energy Infrastructure CEO & Investor Conference May 23 -24, 2023 2 Statements contained in this presentation other than statements of historical fact are forward-looking statements. While these forward-looking statements, and any assumpti

a20230522eicconferencefi 20th Annual Energy Infrastructure CEO & Investor Conference May 23 -24, 2023 2 Statements contained in this presentation other than statements of historical fact are forward-looking statements.

May 23, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 23, 2023 NuStar Energy L.P. (

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 23, 2023 NuStar Energy L.P. (Exact name of registrant as specified in its charter) Delaware 001-16417 74-2956831 (State or other jurisdiction of incorporation) (Commission File Nu

May 5, 2023 EX-31.02

Rule 13a-14(a) Certification (under Section 302 of the Sarbanes-Oxley Act of 2002) of principal financial officer

Exhibit 31.02 CERTIFICATION PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, Thomas R. Shoaf, certify that: 1. I have reviewed this quarterly report on Form 10-Q of NuStar Energy L.P. (the “registrant”); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the c

May 5, 2023 EX-31.01

Rule 13a-14(a) Certification (under Section 302 of the Sarbanes-Oxley Act of 2002) of principal executive officer

Exhibit 31.01 CERTIFICATION PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, Bradley C. Barron, certify that: 1. I have reviewed this quarterly report on Form 10-Q of NuStar Energy L.P. (the “registrant”); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the

May 5, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 1-

May 5, 2023 EX-32.02

Section 1350 Certification (under Section 906 of the Sarbanes-Oxley Act of 2002) of principal financial officer

Exhibit 32.02 CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Quarterly Report of NuStar Energy L.P. (the Partnership) on Form 10-Q for the quarter ended March 31, 2023, as filed with the Securities and Exchange Commission on the date hereof (the Report), I, Thomas R. Shoaf, Executive Vice President and C

May 5, 2023 EX-32.01

Section 1350 Certification (under Section 906 of the Sarbanes-Oxley Act of 2002) of principal executive officer

Exhibit 32.01 CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Quarterly Report of NuStar Energy L.P. (the Partnership) on Form 10-Q for the quarter ended March 31, 2023, as filed with the Securities and Exchange Commission on the date hereof (the Report), I, Bradley C. Barron, Chairman of the Board, Presi

May 4, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 4, 2023 NuStar Energy L.P. De

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 4, 2023 NuStar Energy L.P. Delaware 001-16417 74-2956831 (State or other jurisdiction of incorporation) (Commission File Number) (I.R.S. Employer Identification No.) 19003 IH-10 W

May 4, 2023 EX-99.01

NuStar Energy L.P. Reports Strong First Quarter 2023 Earnings Results Net Income, EPU, EBITDA and DCF All Up Quarter-Over-Quarter as Operations Continue to Perform Well Pipeline Segment Operating Income Up 25 Percent West Coast Region’s Revenues Up 3

Exhibit 99.01 NuStar Energy L.P. Reports Strong First Quarter 2023 Earnings Results Net Income, EPU, EBITDA and DCF All Up Quarter-Over-Quarter as Operations Continue to Perform Well Pipeline Segment Operating Income Up 25 Percent West Coast Region’s Revenues Up 33 Percent Compared to 1Q 2022 Balance Sheet Continues to Strengthen as Planned Redemption of Series D Preferred Units is Two Years Ahead

May 2, 2023 EX-FILING FEES

Calculation of Filing Fee Table

Exhibit 107 Calculation of Filing Fee Table Form S-8 (Form Type) NuStar Energy L.P. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered Securities Security Type Security Class Title Fee Calculation Rule Amount Registered(1) Proposed Maximum Offering Price Per Common Unit(2) Maximum Aggregate Offering Price(2) Fee Rate Amount of Registration Fee Equity Common units repr

May 2, 2023 S-8

“As filed with the Securities and Exchange Commission on May 2, 2023

“As filed with the Securities and Exchange Commission on May 2, 2023 Registration No.

April 28, 2023 EX-10.1

Amended and Restated NuStar Energy L.P. 2019 Long-Term Incentive Plan

AMENDED AND RESTATED NUSTAR ENERGY L.P. 2019 LONG-TERM INCENTIVE PLAN Amended and Restated as of April 27, 2023 SECTION 1.Purpose of the Plan. The Amended and Restated NuStar Energy L.P. 2019 Long-Term Incentive Plan (the “Plan”) is intended to promote the interests of NuStar Energy L.P., a Delaware limited partnership (the “Partnership”), by providing to employees, consultants and directors of Nu

April 28, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 27, 2023 NuStar Energy L.P.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 27, 2023 NuStar Energy L.P. (Exact name of registrant as specified in its charter) Delaware 001-16417 74-2956831 (State or other jurisdiction of incorporation) (Commission File

March 24, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 21, 2023 NuStar Energy L.P. (Exact name of registrant as specified in its charter) Delaware 001-16417 74-2956831 (State or other jurisdiction of incorporation or organization) (

March 24, 2023 EX-10.1

Lease Agreement between NuStar Logistics, L.P. as Tenant and NS San Antonio TX Landlord, LLC as Landlord, dated March 21, 2023

Exhibit 10.1 LEASE AGREEMENT Dated as of March 21, 2023 between NUSTAR LOGISTICS, L.P., as the Tenant and NS SAN ANTONIO TX LANDLORD, LLC, as the Landlord TABLE OF CONTENTS 1. Certain Definitions 1 2. Demise of Leased Premises 1 3. Title and Condition 1 4. Use of Leased Premises; Quiet Enjoyment 2 5. Term 3 6. Rent 4 7. Net Lease; Non-Terminability 5 8. Payment of Impositions; Compliance with Lega

March 9, 2023 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant x Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confid

March 9, 2023 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Ame

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confide

February 27, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 27, 2023 NuStar Energy L

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 27, 2023 NuStar Energy L.P. (Exact name of registrant as specified in its charter) Delaware 001-16417 74-2956831 (State or other jurisdiction of incorporation) (Commission Fi

February 27, 2023 EX-99.1

2023 Barclays Select Series: Midstream Corporate Access Day February 27, 2023 2 Statements contained in this presentation other than statements of historical fact are forward-looking statements. While these forward-looking statements, and any assumpt

EX-99.1 2 a20230224barclaysconfere.htm EX-99.1 2023 Barclays Select Series: Midstream Corporate Access Day February 27, 2023 2 Statements contained in this presentation other than statements of historical fact are forward-looking statements. While these forward-looking statements, and any assumptions upon which they are based, are made in good faith and reflect our current judgment regarding the d

February 23, 2023 EX-32.02

Section 1350 Certification (under Section 906 of the Sarbanes-Oxley Act of 2002) of principal financial officer

Exhibit 32.02 CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Annual Report of NuStar Energy L.P. (the Partnership) on Form 10-K for the year ended December 31, 2022, as filed with the Securities and Exchange Commission on the date hereof (the Report), I, Thomas R. Shoaf, Executive Vice President and Chie

February 23, 2023 EX-21.01

List of subsidiaries of NuStar Energy L.P.

Exhibit 21.01 Subsidiaries of NuStar Energy L.P. Name of Entity Jurisdiction of Organization Cooperatie NuStar Holdings U.A. Netherlands LegacyStar Services, LLC Delaware NS Security Services, LLC Delaware NuStar Energy Services, Inc. Delaware NuStar Finance LLC Delaware NuStar GP, Inc. Delaware NuStar GP, LLC Delaware NuStar GP Holdings, LLC Delaware NuStar Holdings B.V. Netherlands NuStar Intern

February 23, 2023 EX-10.38

Form of 2022 Non-employee Director Restricted Unit Award Agreement under the Amended and Restated NuStar Energy L.P. 2019 Long-Term Incentive Plan

Exhibit 10.38 NON-EMPLOYEE DIRECTOR RESTRICTED UNIT AWARD AGREEMENT This Restricted Unit Award Agreement (“Agreement”), effective as [GRANT DATE] (“Grant Date”), is between NuStar Energy L.P. (the “Partnership”) and [NAME] (“Participant”), a participant in the Amended and Restated NuStar Energy L.P. 2019 Long-Term Incentive Plan, as the same may be amended (the “Plan”), pursuant to and subject to

February 23, 2023 EX-31.02

Rule 13a-14(a) Certification (under Section 302 of the Sarbanes-Oxley Act of 2002) of principal financial officer

Exhibit 31.02 CERTIFICATION PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, Thomas R. Shoaf, certify that: 1. I have reviewed this annual report on Form 10-K of NuStar Energy L.P. (the “registrant”); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circ

February 23, 2023 EX-23.01

Consent of KPMG LLP dated February 23, 2023

Exhibit 23.01 Consent of Independent Registered Public Accounting Firm The Board of Directors NuStar GP, LLC: We consent to the incorporation by reference in the registration statements (No. 333-209717, 333-226279, 333-231004, and 333-255637) on Form S-8 and (No. 333-264947, No.333-232502 and 333-230823) on Form S-3 of our reports dated February 23, 2023, with respect to the consolidated financial

February 23, 2023 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 1-16417

February 23, 2023 EX-10.37

Form of 2022 Restricted Unit Award Agreement under the Amended and Restated NuStar Energy L.P. 2019 Long-Term Incentive Plan

Exhibit 10.37 RESTRICTED UNIT AWARD AGREEMENT This Restricted Unit Award Agreement (“Agreement”), effective as of November 16, 2022 (“Grant Date”), is between NuStar Energy L.P. (the “Partnership”) and the recipient of this Agreement (“Participant”), a participant in the Amended and Restated NuStar Energy L.P. 2019 Long-Term Incentive Plan, as the same may be amended (the “Plan”), pursuant to and

February 23, 2023 EX-31.01

Rule 13a-14(a) Certification (under Section 302 of the Sarbanes-Oxley Act of 2002) of principal executive officer

Exhibit 31.01 CERTIFICATION PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, Bradley C. Barron, certify that: 1. I have reviewed this annual report on Form 10-K of NuStar Energy L.P. (the “registrant”); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the ci

February 23, 2023 EX-32.01

Section 1350 Certification (under Section 906 of the Sarbanes-Oxley Act of 2002) of principal executive officer

Exhibit 32.01 CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Annual Report of NuStar Energy L.P. (the Partnership) on Form 10-K for the year ended December 31, 2022, as filed with the Securities and Exchange Commission on the date hereof (the Report), I, Bradley C. Barron, Chairman of the Board, Presiden

February 23, 2023 EX-4.01

Description of Securities

Exhibit 4.01 DESCRIPTION OF SECURITIES NuStar Energy L.P. ("NuStar Energy") has four classes of securities registered under Section 12 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), each of which is listed on the New York Stock Exchange ("NYSE"), as set forth in the table below. Title of Class Trading Symbol Exchange Common Units ("Common Units") NS NYSE Series A Fixed-to

February 23, 2023 EX-22.01

Subsidiary Guarantors and Issuers of Guaranteed Securities (incorporated by reference to Exhibit 22.01 to NuStar Energy L.P.’s Annual Report on Form 10-K for year ended December 31, 2022 (File No. 001-16417))

Exhibit 22.01 NuStar Energy L.P. Subsidiary Guarantors and Issuers of Guaranteed Securities NuStar Logistics, L.P., a Delaware limited partnership and wholly owned subsidiary of NuStar Energy L.P., a Delaware limited partnership (the “Partnership”), is the issuer of the securities listed in the table below (the “Logistics Notes”). The Logistics Notes are guaranteed by the Partnership and NuStar Pi

February 16, 2023 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 15, 2023 NuStar Energy L.P. (Exact name of registrant as specified in its charter) Delaware 001-16417 74-2956831 (State or other jurisdiction of incorporation) (Commission Fi

February 13, 2023 SC 13G

NS / NuStar Energy L.P. / TORTOISE CAPITAL ADVISORS, L.L.C. Passive Investment

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13G* (Rule 13d-102) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULES 13d-1(b), (c), AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO RULE 13d-2 (AMENDMENT NO. THREE )* NuStar Energy L.P. (Name of Issuer) Common stock representing limited partner interests (Title of Class of Securities) 67058H102 (CUSIP Number) Decem

February 13, 2023 SC 13G/A

NS / NuStar Energy L.P. / ALPS ADVISORS INC Passive Investment

SC 13G/A 1 fp0082168-3sc13ga.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 8)* NuStar Energy, L.P. (Name of Issuer) Common Units (Title of Class of Securities) 67058H102 (CUSIP Number) December 31, 2022 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate th

February 1, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 1, 2023 NuStar Energy L.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 1, 2023 NuStar Energy L.P. Delaware 001-16417 74-2956831 (State or other jurisdiction of incorporation) (Commission File Number) (I.R.S. Employer Identification No.) 19003 IH

February 1, 2023 EX-99.01

NuStar Energy L.P. Reports Strong Fourth Quarter and Full-Year 2022 Earnings Results Highest Fourth Quarter Net Income and Adjusted EBITDA in Company History Permian Crude System Volumes Hit Record-Breaking Average of 584,000 Barrels Per Day/13 Perce

Exhibit 99.01 NuStar Energy L.P. Reports Strong Fourth Quarter and Full-Year 2022 Earnings Results Highest Fourth Quarter Net Income and Adjusted EBITDA in Company History Permian Crude System Volumes Hit Record-Breaking Average of 584,000 Barrels Per Day/13 Percent Above 4Q 2021 Operations Performing Well Across all Systems Fuels Marketing Segment Up Almost $23 Million Year-Over-Year Optimization

January 10, 2023 SC 13G/A

NS / NuStar Energy L.P. / Invesco Ltd. - SEC SCHEDULE 13G Passive Investment

SC 13G/A 1 SEC13GFiling.htm SEC SCHEDULE 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 4 )* NuStar Energy LP (Name of Issuer) Partnership Interest (Title of Class of Securities) 67058H102 (CUSIP Number) December 30, 2022 (Date of Event Which Requires Filing of this Statement) Check the appropriate b

December 7, 2022 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 7, 2022 NuStar Energy L.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 7, 2022 NuStar Energy L.P. (Exact name of registrant as specified in its charter) Delaware 001-16417 74-2956831 (State or other jurisdiction of incorporation) (Commission Fil

December 7, 2022 EX-99.1

2022 Wells Fargo Midstream and Utility Symposium December 7-8, 2022 2 Statements contained in this presentation other than statements of historical fact are forward-looking statements. While these forward-looking statements, and any assumptions upon

a20221205wellsfargoconfe 2022 Wells Fargo Midstream and Utility Symposium December 7-8, 2022 2 Statements contained in this presentation other than statements of historical fact are forward-looking statements.

November 22, 2022 EX-99.4

PURCHASE AGREEMENT

Exhibit 4 Execution Version PURCHASE AGREEMENT This PURCHASE AGREEMENT (this ?Agreement?) is made and entered into as of November 16, 2022 by and among NuStar Energy L.

November 22, 2022 8-K

Regulation FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 16, 2022 NuStar Energy L.P. (Exact name of registrant as specified in its charter) Delaware 001-16417 74-2956831 (State or other jurisdiction of incorporation) (Commission Fi

November 22, 2022 SC 13D/A

NS / NuStar Energy L.P. / EIG Nova Equity Aggregator, L.P. - SC 13D/A Activist Investment

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No.

November 8, 2022 EX-32.02

Section 1350 Certification (under Section 906 of the Sarbanes-Oxley Act of 2002) of principal financial officer

Exhibit 32.02 CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Quarterly Report of NuStar Energy L.P. (the Partnership) on Form 10-Q for the quarter ended September 30, 2022, as filed with the Securities and Exchange Commission on the date hereof (the Report), I, Thomas R. Shoaf, Executive Vice President a

November 8, 2022 EX-32.01

Section 1350 Certification (under Section 906 of the Sarbanes-Oxley Act of 2002) of principal executive officer

Exhibit 32.01 CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Quarterly Report of NuStar Energy L.P. (the Partnership) on Form 10-Q for the quarter ended September 30, 2022, as filed with the Securities and Exchange Commission on the date hereof (the Report), I, Bradley C. Barron, Chairman of the Board, P

November 8, 2022 EX-31.01

Rule 13a-14(a) Certification (under Section 302 of the Sarbanes-Oxley Act of 2002) of principal executive officer

Exhibit 31.01 CERTIFICATION PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, Bradley C. Barron, certify that: 1. I have reviewed this quarterly report on Form 10-Q of NuStar Energy L.P. (the “registrant”); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the

November 8, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2022 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Numbe

November 8, 2022 EX-31.02

Rule 13a-14(a) Certification (under Section 302 of the Sarbanes-Oxley Act of 2002) of principal financial officer

Exhibit 31.02 CERTIFICATION PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, Thomas R. Shoaf, certify that: 1. I have reviewed this quarterly report on Form 10-Q of NuStar Energy L.P. (the “registrant”); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the c

November 3, 2022 EX-99.01

NuStar Energy L.P. Reports Solid Third Quarter of 2022 Earnings Results Permian Crude System Volumes Hit Record-Breaking Average of 580,000 Barrels Per Day/Expect to Exit 2022 at Approximately 600,000 Barrels Per Day Refined Product Volumes Still Tra

Exhibit 99.01 NuStar Energy L.P. Reports Solid Third Quarter of 2022 Earnings Results Permian Crude System Volumes Hit Record-Breaking Average of 580,000 Barrels Per Day/Expect to Exit 2022 at Approximately 600,000 Barrels Per Day Refined Product Volumes Still Tracking at Pre-Pandemic Levels West Coast Renewable Fuels Network Continues to Grow with Two New Renewable Fuel Projects Debt Metrics Cont

November 3, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 3, 2022 NuStar Energy L.P. Delaware 001-16417 74-2956831 (State or other jurisdiction of incorporation) (Commission File Number) (I.R.S. Employer Identification No.) 19003 IH

October 28, 2022 8-K

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 27, 2022 NuStar Energy L.P. (Exact name of registrant as specified in its charter) Delaware 001-16417 74-2956831 (State or other jurisdiction of incorporation) (Commission Fil

October 28, 2022 EX-99.1

NUSTAR ENERGY L.P. CHAIRMAN BILL GREEHEY STEPS DOWN NuStar President and CEO Brad Barron Elected as New Chairman

Exhibit 99.1 FOR IMMEDIATE RELEASE CONTACTS Media: Mary Rose Brown 210-918-2314 [email protected] Investors: Pam Schmidt 210-918-2854 [email protected] NUSTAR ENERGY L.P. CHAIRMAN BILL GREEHEY STEPS DOWN NuStar President and CEO Brad Barron Elected as New Chairman SAN ANTONIO, October 27, 2022 ? NuStar Energy L.P. (NYSE: NS) announced today that Bill Greehey will step down

September 27, 2022 CORRESP

19003 IH-10 West • San Antonio, Texas 78257 • Telephone (210) 918-2000

J. Stephen Gilbert Vice President, Assistant General Counsel and Corporate Secretary September 27, 2022 Ms. Jennifer Gowetski Ms. Amanda Ravitz Division of Corporation Finance United States Securities and Exchange Commission 100 F Street NE Washington, D.C. 20549 Re: NuStar Energy L.P. Definitive Proxy Statement on Schedule 14A Filed March 10, 2022 File No. 001- 16417 Dear Ms. Gowetski and Ms. Rav

August 16, 2022 EX-99.1

2022 Citi A U G U S T 1 6 - 1 7 , 2 0 2 2 One-on-One Midstream / Energy Infrastructure Conference 2 Forward-Looking Statements Statements contained in this presentation other than statements of historical fact are forward-looking statements. While th

2022 Citi A U G U S T 1 6 - 1 7 , 2 0 2 2 One-on-One Midstream / Energy Infrastructure Conference 2 Forward-Looking Statements Statements contained in this presentation other than statements of historical fact are forward-looking statements.

August 16, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 16, 2022 NuStar Energy L.P. (Exact name of registrant as specified in its charter) Delaware 001-16417 74-2956831 (State or other jurisdiction of incorporation) (Commission File

August 5, 2022 EX-32.02

Section 1350 Certification (under Section 906 of the Sarbanes-Oxley Act of 2002) of principal financial officer

Exhibit 32.02 CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Quarterly Report of NuStar Energy L.P. (the Partnership) on Form 10-Q for the quarter ended June 30, 2022, as filed with the Securities and Exchange Commission on the date hereof (the Report), I, Thomas R. Shoaf, Executive Vice President and Ch

August 5, 2022 EX-31.01

Rule 13a-14(a) Certification (under Section 302 of the Sarbanes-Oxley Act of 2002) of principal executive officer

Exhibit 31.01 CERTIFICATION PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, Bradley C. Barron, certify that: 1. I have reviewed this quarterly report on Form 10-Q of NuStar Energy L.P. (the “registrant”); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the

August 5, 2022 EX-32.01

Section 1350 Certification (under Section 906 of the Sarbanes-Oxley Act of 2002) of principal executive officer

Exhibit 32.01 CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Quarterly Report of NuStar Energy L.P. (the Partnership) on Form 10-Q for the quarter ended June 30, 2022, as filed with the Securities and Exchange Commission on the date hereof (the Report), I, Bradley C. Barron, President and Chief Executive

August 5, 2022 EX-31.02

Rule 13a-14(a) Certification (under Section 302 of the Sarbanes-Oxley Act of 2002) of principal financial officer

Exhibit 31.02 CERTIFICATION PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, Thomas R. Shoaf, certify that: 1. I have reviewed this quarterly report on Form 10-Q of NuStar Energy L.P. (the “registrant”); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the c

August 5, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2022 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 1-1

August 4, 2022 EX-99.01

NuStar Energy L.P. Reports Solid Second Quarter of 2022 Earnings Results Permian Crude System Volumes Hit Record-Breaking Average of 522,000 Barrels Per Day/Expect to Exit 2022 between 560,000 to 570,000 Barrels Per Day Refined Product Volumes Contin

Exhibit 99.01 NuStar Energy L.P. Reports Solid Second Quarter of 2022 Earnings Results Permian Crude System Volumes Hit Record-Breaking Average of 522,000 Barrels Per Day/Expect to Exit 2022 between 560,000 to 570,000 Barrels Per Day Refined Product Volumes Continue to Track at Pre-Pandemic Levels West Coast Renewable Fuels Network Continues to Grow with Two More Projects in Service Contract with

August 4, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 4, 2022 NuStar Energy L.P. Delaware 001-16417 74-2956831 (State or other jurisdiction of incorporation) (Commission File Number) (I.R.S. Employer Identification No.) 19003 IH-1

May 16, 2022 EX-99.1

2022 Energy Infrastructure Council Investor Conference M A Y 1 6 - 1 7 , 2 0 2 2 2 Forward-Looking Statements Statements contained in this presentation other than statements of historical fact are forward-looking statements. While these forward-looki

2022 Energy Infrastructure Council Investor Conference M A Y 1 6 - 1 7 , 2 0 2 2 2 Forward-Looking Statements Statements contained in this presentation other than statements of historical fact are forward-looking statements.

May 16, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 16, 2022 NuStar Energy L.P. (Exact name of registrant as specified in its charter) Delaware 001-16417 74-2956831 (State or other jurisdiction of incorporation) (Commission File Nu

May 13, 2022 EX-23.01

Consent of KPMG LLP

Exhibit 23.01 Consent of Independent Registered Public Accounting Firm We consent to the use of our reports dated February 24, 2022, with respect to the consolidated financial statements of NuStar Energy L.P., and the effectiveness of internal control over financial reporting, incorporated herein by reference and to the reference to our firm under the heading ?Experts? in the prospectus. /s/ KPMG

May 13, 2022 EX-FILING FEES

Filing Fee Table

EX-FILING FEES 7 ny20004115x1ex107.htm FILING FEES TABLE Exhibit 107 Calculation of Filing Fee Tables Form S-3 (Form Type) NuStar Energy L.P. NuStar Logistics, L.P. NuStar Pipeline Operating Partnership L.P. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Re

May 13, 2022 S-3ASR

As filed with the Securities and Exchange Commission on May 13, 2022

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on May 13, 2022 Registration No.

May 13, 2022 EX-8.01

Opinion of Sidley Austin LLP relating to certain tax matters

Exhibit 8.01 Sidley Austin LLP 1000 Louisiana Street Suite 6000 Houston, TX 77002 +1 713 495 4500 +1 713 495 7799 Fax AMERICA ? ASIA PACIFIC ? EUROPE May 13, 2022 NuStar Energy, L.P. 19003 IH-10 West San Antonio, Texas 78257 Re: Registration Statement on Form S-3 Ladies and Gentlemen: We have acted as special tax counsel to NuStar Energy, L.P., a Delaware limited partnership (the ?Partnership?), i

May 13, 2022 EX-25.02

Statement of Eligibility of Wells Fargo Bank, National Association, as trustee, on Form T-1 (NuStar Logistics, L.P. Subordinated Debt Securities)

Exhibit 25.02 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM T-1 STATEMENT OF ELIGIBILITY UNDER THE TRUST INDENTURE ACT OF 1939 OF A CORPORATION DESIGNATED TO ACT AS TRUSTEE CHECK IF AN APPLICATION TO DETERMINE ELIGIBILITY OF A TRUSTEE PURSUANT TO SECTION 305(b)(2) [ ] Computershare Trust Company, National Association (Exact name of trustee as specified in its charter

May 13, 2022 EX-25.01

Statement of Eligibility of Wells Fargo Bank, National Association, as trustee, on Form T-1 (NuStar Logistics, L.P. Senior Debt Securities)

Exhibit 25.01 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM T-1 STATEMENT OF ELIGIBILITY UNDER THE TRUST INDENTURE ACT OF 1939 OF A CORPORATION DESIGNATED TO ACT AS TRUSTEE CHECK IF AN APPLICATION TO DETERMINE ELIGIBILITY OF A TRUSTEE PURSUANT TO SECTION 305(b)(2) [ ] Computershare Trust Company, National Association (Exact name of trustee as specified in its charter

May 13, 2022 EX-5.01

Opinion of Sidley Austin LLP as to the validity of the securities

Exhibit 5.01 Sidley Austin LLP 1000 Louisiana Street Suite 5900 Houston, TX 77002 +1 713 495 4500 +1 713 495 7799 Fax AMERICA ? ASIA PACIFIC ? EUROPE May 13, 2022 NuStar Energy L.P. 19003 IH-10 West San Antonio, Texas 78257 Re: Registration Statement on Form S-3 Ladies and Gentlemen: We refer to the Registration Statement on Form S-3 (the ?Registration Statement?) being filed by NuStar Energy L.P.

May 6, 2022 EX-32.02

Section 1350 Certification (under Section 906 of the Sarbanes-Oxley Act of 2002) of principal financial officer

Exhibit 32.02 CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Quarterly Report of NuStar Energy L.P. (the Partnership) on Form 10-Q for the quarter ended March 31, 2022, as filed with the Securities and Exchange Commission on the date hereof (the Report), I, Thomas R. Shoaf, Executive Vice President and C

May 6, 2022 EX-32.01

Section 1350 Certification (under Section 906 of the Sarbanes-Oxley Act of 2002) of principal executive officer

Exhibit 32.01 CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Quarterly Report of NuStar Energy L.P. (the Partnership) on Form 10-Q for the quarter ended March 31, 2022, as filed with the Securities and Exchange Commission on the date hereof (the Report), I, Bradley C. Barron, President and Chief Executiv

May 6, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2022 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 1-

May 6, 2022 EX-10.03

Form of 2022 Performance Cash Award Agreement under the Amended and Restated NuStar Energy L.P. 2019 Long-Term Incentive Plan

Exhibit 10.03 PERFORMANCE CASH AWARD AGREEMENT This Performance Cash Award Agreement (?Agreement?), effective as of April 28, 2022 (?Grant Date?), is between NuStar Energy L.P. (the ?Partnership?) and the recipient of this Agreement (?Participant?), a participant in the Amended and Restated NuStar Energy L.P. 2019 Long-Term Incentive Plan, as the same may be amended (the ?Plan?), pursuant to and s

May 6, 2022 EX-31.01

Rule 13a-14(a) Certification (under Section 302 of the Sarbanes-Oxley Act of 2002) of principal executive officer

Exhibit 31.01 CERTIFICATION PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, Bradley C. Barron, certify that: 1. I have reviewed this quarterly report on Form 10-Q of NuStar Energy L.P. (the “registrant”); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the

May 6, 2022 EX-31.02

Rule 13a-14(a) Certification (under Section 302 of the Sarbanes-Oxley Act of 2002) of principal financial officer

Exhibit 31.02 CERTIFICATION PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, Thomas R. Shoaf, certify that: 1. I have reviewed this quarterly report on Form 10-Q of NuStar Energy L.P. (the ?registrant?); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the c

May 5, 2022 EX-99.01

NuStar Energy L.P. Reports Solid First Quarter of 2022 Earnings Results Permian Crude System Volumes Remain Strong/Expect to Exit 2022 between 560,000 to 570,000 Barrels Per Day Both Crude and Refined Product Pipeline Throughputs Up Quarter-Over-Quar

Exhibit 99.01 NuStar Energy L.P. Reports Solid First Quarter of 2022 Earnings Results Permian Crude System Volumes Remain Strong/Expect to Exit 2022 between 560,000 to 570,000 Barrels Per Day Both Crude and Refined Product Pipeline Throughputs Up Quarter-Over-Quarter as Demand Continues to Strengthen Solid Quarterly Performance Across Business Updated 2022 Capital Outlook SAN ANTONIO, May 5, 2022

May 5, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 5, 2022 NuStar Energy L.P. Delaware 001-16417 74-2956831 (State or other jurisdiction of incorporation) (Commission File Number) (I.R.S. Employer Identification No.) 19003 IH-10 W

April 28, 2022 8-K

Financial Statements and Exhibits, Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 28, 2022 NuStar Energy L.P. (Exact name of registrant as specified in its charter) Delaware 001-16417 74-2956831 (State or other jurisdiction of incorporation) (Commission File

March 30, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 30, 2022 NuStar Energy L.P. (Exact name of registrant as specified in its charter) Delaware 001-16417 74-2956831 (State or other jurisdiction of incorporation) (Commission File

March 30, 2022 EX-99.1

US Capital Advisors Midstream Corporate Access Day M A R C H 3 0 , 2 0 2 2 2 Forward-Looking Statements Statements contained in this presentation other than statements of historical fact are forward-looking statements. While these forward-looking sta

US Capital Advisors Midstream Corporate Access Day M A R C H 3 0 , 2 0 2 2 2 Forward-Looking Statements Statements contained in this presentation other than statements of historical fact are forward-looking statements.

March 14, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 14, 2022 NuStar Energy L.P. (Exact name of registrant as specified in its charter) Delaware 001-16417 74-2956831 (State or other jurisdiction of incorporation) (Commission File

March 14, 2022 EX-99.1

Sixth Annual Mizuho Energy Summit M A R C H 1 4 - 1 5 , 2 0 2 2 2 Forward-Looking Statements Statements contained in this presentation other than statements of historical fact are forward-looking statements. While these forward-looking statements, an

Sixth Annual Mizuho Energy Summit M A R C H 1 4 - 1 5 , 2 0 2 2 2 Forward-Looking Statements Statements contained in this presentation other than statements of historical fact are forward-looking statements.

March 10, 2022 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Ame

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ? Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? Confide

March 10, 2022 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Ame

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant x Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy S

March 1, 2022 EX-99.1

Midstream & Clean Infrastructure Corporate Access Days M a r c h 1 - 2 , 2 0 2 2 2022 Barclays 2 Forward-Looking Statements Statements contained in this presentation other than statements of historical fact are forward-looking statements. While these

Midstream & Clean Infrastructure Corporate Access Days M a r c h 1 - 2 , 2 0 2 2 2022 Barclays 2 Forward-Looking Statements Statements contained in this presentation other than statements of historical fact are forward-looking statements.

March 1, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 1, 2022 NuStar Energy L.P. (Exact name of registrant as specified in its charter) Delaware 001-16417 74-2956831 (State or other jurisdiction of incorporation) (Commission File N

February 24, 2022 EX-32.01

Section 1350 Certification (under Section 906 of the Sarbanes-Oxley Act of 2002) of principal executive officer

Exhibit 32.01 CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Annual Report of NuStar Energy L.P. (the Partnership) on Form 10-K for the year ended December 31, 2021, as filed with the Securities and Exchange Commission on the date hereof (the Report), I, Bradley C. Barron, President and Chief Executive O

February 24, 2022 EX-4.01

Description of Securities

Exhibit 4.01 DESCRIPTION OF SECURITIES NuStar Energy L.P. ("NuStar Energy") has four classes of securities registered under Section 12 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), each of which is listed on the New York Stock Exchange ("NYSE"), as set forth in the table below. Title of Class Trading Symbol Exchange Common Units ("Common Units") NS NYSE Series A Fixed-to

February 24, 2022 EX-32.02

Section 1350 Certification (under Section 906 of the Sarbanes-Oxley Act of 2002) of principal financial officer

Exhibit 32.02 CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Annual Report of NuStar Energy L.P. (the Partnership) on Form 10-K for the year ended December 31, 2021, as filed with the Securities and Exchange Commission on the date hereof (the Report), I, Thomas R. Shoaf, Executive Vice President and Chie

February 24, 2022 EX-22.01

Subsidiary Guarantors and Issuers of Guaranteed Securities

EX-22.01 6 ns2021ex2201.htm EXHIBIT-22.01 Exhibit 22.01 NuStar Energy L.P. Subsidiary Guarantors and Issuers of Guaranteed Securities NuStar Logistics, L.P., a Delaware limited partnership and wholly owned subsidiary of NuStar Energy L.P., a Delaware limited partnership (the “Partnership”), is the issuer of the securities listed in the table below (the “Logistics Notes”). The Logistics Notes are g

February 24, 2022 EX-31.02

Rule 13a-14(a) Certification (under Section 302 of the Sarbanes-Oxley Act of 2002) of principal financial officer

Exhibit 31.02 CERTIFICATION PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, Thomas R. Shoaf, certify that: 1. I have reviewed this annual report on Form 10-K of NuStar Energy L.P. (the ?registrant?); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circ

February 24, 2022 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2021 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 1-16417

February 24, 2022 EX-10.36

Form of 2021 Non-employee Director Restricted Unit Award Agreement under the NuStar Energy L.P. 2019 Long-Term Incentive Plan

EX-10.36 4 ns2021ex1036.htm EXHIBIT 10.36 Exhibit 10.36 NON-EMPLOYEE DIRECTOR RESTRICTED UNIT AWARD AGREEMENT This Restricted Unit Award Agreement (“Agreement”), effective as of [GRANT DATE] (“Grant Date”), is between NuStar Energy L.P. (the “Partnership”) and [NAME] (“Participant”), a participant in the Amended and Restated NuStar Energy L.P. 2019 Long-Term Incentive Plan, as the same may be amen

February 24, 2022 EX-31.01

Rule 13a-14(a) Certification (under Section 302 of the Sarbanes-Oxley Act of 2002) of principal executive officer

Exhibit 31.01 CERTIFICATION PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, Bradley C. Barron, certify that: 1. I have reviewed this annual report on Form 10-K of NuStar Energy L.P. (the ?registrant?); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the ci

February 24, 2022 EX-10.35

Form of 2021 Restricted Unit Award Agreement under the Amended and Restated NuStar Energy L.P. 2019 Long-Term Incentive Plan

EX-10.35 3 ns2021ex1035.htm EXHIBIT 10.35 Exhibit 10.35 RESTRICTED UNIT AWARD AGREEMENT [U.S.] This Restricted Unit Award Agreement (“Agreement”), effective as of November 16, 2021 (“Grant Date”), is between NuStar Energy L.P. (the “Partnership”) and the recipient of this Agreement (“Participant”), a participant in the Amended and Restated NuStar Energy L.P. 2019 Long-Term Incentive Plan, as the s

February 24, 2022 EX-23.01

Consent of KPMG LLP dated February 24, 2022

Exhibit 23.01 Consent of Independent Registered Public Accounting Firm The Board of Directors NuStar GP, LLC: We consent to the incorporation by reference in the registration statements on Form S-8 (No. 333-209717, 333-226279, 333-231004, and 333-255637) and on Form S-3 (No. 333-232502 and 333-230823) of our reports dated February 24, 2022, with respect to the consolidated financial statements of

February 24, 2022 EX-21.01

List of subsidiaries of NuStar Energy L.P.

Exhibit 21.01 Subsidiaries of NuStar Energy L.P. Name of Entity Jurisdiction of Organization Cooperatie NuStar Holdings U.A. Netherlands LegacyStar Services, LLC Delaware NS Security Services, LLC Delaware NuStar Energy Services, Inc. Delaware NuStar Finance LLC Delaware NuStar GP, Inc. Delaware NuStar GP, LLC Delaware NuStar GP Holdings, LLC Delaware NuStar Holdings B.V. Netherlands NuStar Intern

February 11, 2022 SC 13G

NS / NuStar Energy L.P. / TORTOISE CAPITAL ADVISORS, L.L.C. Passive Investment

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13G* (Rule 13d-102) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULES 13d-1(b), (c), AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO RULE 13d-2 (AMENDMENT NO. TWO )* NuStar Energy L.P. (Name of Issuer) Common stock representing limited partner interests (Title of Class of Securities) 67058H102 (CUSIP Number) Decembe

February 10, 2022 SC 13G/A

NS / NuStar Energy L.P. / Invesco Ltd. - SEC SCHEDULE 13G Passive Investment

SC 13G/A 1 SEC13GFiling.htm SEC SCHEDULE 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 3 )* NuStar Energy LP (Name of Issuer) Partnership Interest (Title of Class of Securities) 67058H102 (CUSIP Number) December 31, 2021 (Date of Event Which Requires Filing of this Statement) Check the appropriate b

February 3, 2022 SC 13G/A

NS / NuStar Energy L.P. / ALPS ADVISORS INC Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 7)* NuStar Energy, L.P. (Name of Issuer) Common Units (Title of Class of Securities) 67058H102 (CUSIP Number) December 31, 2021 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Sch

February 3, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 3, 2022 NuStar Energy L.P. (Exact name of registrant as specified in its charter) Delaware 001-16417 74-2956831 (State or other jurisdiction of incorporation) (Commission Fil

February 3, 2022 EX-99.01

NuStar Energy L.P. Reports Solid Fourth Quarter and Full-year 2021 Results Net Income and Both Crude and Product Pipeline Throughputs Up Quarter-Over-Quarter and Year-Over-Year as Refined Product Demand Continues to Strengthen Permian Crude System Vo

Exhibit 99.01 NuStar Energy L.P. Reports Solid Fourth Quarter and Full-year 2021 Results Net Income and Both Crude and Product Pipeline Throughputs Up Quarter-Over-Quarter and Year-Over-Year as Refined Product Demand Continues to Strengthen Permian Crude System Volumes Hit Record-Breaking Average of 516,000 Barrels Per Day/Exited 2021 at 520,000 Barrels Per Day Extends Maturity of its $1 Billion U

January 31, 2022 EX-10.2

Sixth Amendment to Receivables Financing Agreement, dated as of January 28, 2022, by and among NuStar Finance, LLC, as Borrower, NuStar Energy L.P., as initial Servicer, and PNC Bank, National Association

EX-10.2 3 brhc10033259ex10-2.htm EXHIBIT 10.2 Exhibit 10.2 EXECUTION VERSION SIXTH AMENDMENT TO THE RECEIVABLES FINANCING AGREEMENT This SIXTH AMENDMENT TO THE RECEIVABLES FINANCING AGREEMENT (this “Amendment”), dated as of January 28, 2022, is entered into by and among NUSTAR FINANCE LLC, as Borrower (the “Borrower”), NUSTAR ENERGY L.P., as initial Servicer (the “Servicer”) and PNC BANK, NATIONAL

January 31, 2022 EX-10.1

Second Amended and Restated 5-Year Revolving Credit Agreement, dated as of January 28, 2022, among NuStar Logistics, L.P., NuStar Energy L.P., NuStar Pipeline Operating Partnership L.P., Wells Fargo Bank, National Association, as Administrative Agent, and the Lenders party thereto

Exhibit 10.1 Execution Version SECOND AMENDED AND RESTATED 5-YEAR REVOLVING CREDIT AGREEMENT dated as of January 28, 2022 among NUSTAR LOGISTICS, L.P., NUSTAR ENERGY L.P., The Lenders Party Hereto, and WELLS FARGO BANK, NATIONAL ASSOCIATION, as Administrative Agent, TRUIST BANK, MIZUHO BANK, LTD., PNC BANK, NATIONAL ASSOCIATION, as Co-Syndication Agents, and MUFG BANK, LTD., SUMITOMO MITSUI BANKIN

January 31, 2022 8-K

Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 28, 2022 NuStar Energy L.P. (Exact name of registrant as specified in its charter) Delaware 001-16417 74-2956831 (State or other jurisdiction of incorporation) (Commission Fil

January 11, 2022 EX-99.1

Virtual Winter Infrastructure & Energy Conference J A N U A R Y 1 1 - 1 2 , 2 0 2 2 2022 UBS 2 Forward-Looking Statements Statements contained in this presentation other than statements of historical fact are forward-looking statements. While these f

EX-99.1 2 a20220110ubsconferencefi.htm EX-99.1 Virtual Winter Infrastructure & Energy Conference J A N U A R Y 1 1 - 1 2 , 2 0 2 2 2022 UBS 2 Forward-Looking Statements Statements contained in this presentation other than statements of historical fact are forward-looking statements. While these forward-looking statements, and any assumptions upon which they are based, are made in good faith and re

January 11, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 11, 2022 NuStar Energy L.P. (Exact name of registrant as specified in its charter) Delaware 001-16417 74-2956831 (State or other jurisdiction of incorporation) (Commission Fil

December 8, 2021 EX-99.1

Virtual Midstream, Utility & Renewables Symposium D E C E M B E R 8 - 9 , 2 0 2 1 2021 Wells Fargo 2 Forward-Looking Statements Statements contained in this presentation other than statements of historical fact are forward-looking statements. While t

Virtual Midstream, Utility & Renewables Symposium D E C E M B E R 8 - 9 , 2 0 2 1 2021 Wells Fargo 2 Forward-Looking Statements Statements contained in this presentation other than statements of historical fact are forward-looking statements.

December 8, 2021 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 8, 2021 NuStar Energy L.P. (Exact name of registrant as specified in its charter) Delaware 001-16417 74-2956831 (State or other jurisdiction of incorporation) (Commission Fil

November 5, 2021 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2021 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Numbe

November 5, 2021 EX-32.02

Section 1350 Certification (under Section 906 of the Sarbanes-Oxley Act of 2002) of principal financial officer

Exhibit 32.02 CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Quarterly Report of NuStar Energy L.P. (the Partnership) on Form 10-Q for the quarter ended September 30, 2021, as filed with the Securities and Exchange Commission on the date hereof (the Report), I, Thomas R. Shoaf, Executive Vice President a

November 5, 2021 EX-31.01

Rule 13a-14(a) Certification (under Section 302 of the Sarbanes-Oxley Act of 2002) of principal executive officer

Exhibit 31.01 CERTIFICATION PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, Bradley C. Barron, certify that: 1. I have reviewed this quarterly report on Form 10-Q of NuStar Energy L.P. (the “registrant”); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the

November 5, 2021 EX-22.01

Subsidiary Guarantors and Issuers of Guaranteed Securities

Exhibit 22.01 NuStar Energy L.P. Subsidiary Guarantors and Issuers of Guaranteed Securities NuStar Logistics, L.P., a Delaware limited partnership and wholly owned subsidiary of NuStar Energy L.P., a Delaware limited partnership (the ?Partnership?), is the issuer of the securities listed in the table below (the ?Logistics Notes?). The Logistics Notes are guaranteed by the Partnership and NuStar Pi

November 5, 2021 EX-32.01

Section 1350 Certification (under Section 906 of the Sarbanes-Oxley Act of 2002) of principal executive officer

Exhibit 32.01 CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Quarterly Report of NuStar Energy L.P. (the Partnership) on Form 10-Q for the quarter ended September 30, 2021, as filed with the Securities and Exchange Commission on the date hereof (the Report), I, Bradley C. Barron, President and Chief Exec

November 5, 2021 EX-31.02

Rule 13a-14(a) Certification (under Section 302 of the Sarbanes-Oxley Act of 2002) of principal financial officer

Exhibit 31.02 CERTIFICATION PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, Thomas R. Shoaf, certify that: 1. I have reviewed this quarterly report on Form 10-Q of NuStar Energy L.P. (the “registrant”); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the c

November 4, 2021 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 4, 2021 NuStar Energy L.P. Delaware 001-16417 74-2956831 (State or other jurisdiction of incorporation) (Commission File Number) (I.R.S. Employer Identification No.) 19003 IH

November 4, 2021 EX-99.01

NuStar Energy L.P. Reports Solid Third Quarter of 2021 Results Completes Sale of Eastern U.S. Terminals; Proceeds Improve Leverage with Year-end Debt-to-EBITDA Ratio Target Below 4.0 Times Expects to Self-fund all Spending from Internally Generated C

Exhibit 99.01 NuStar Energy L.P. Reports Solid Third Quarter of 2021 Results Completes Sale of Eastern U.S. Terminals; Proceeds Improve Leverage with Year-end Debt-to-EBITDA Ratio Target Below 4.0 Times Expects to Self-fund all Spending from Internally Generated Cash Flows for 2021, 2022 and Beyond Reports Comparable Quarter-Over-Quarter Results Refined Product Systems Maintain 105 Percent of Pre-

Fintel data has been cited in the following publications:
Daily Mail Fox Business Business Insider Wall Street Journal The Washington Post Bloomberg Financial Times Globe and Mail
NASDAQ.com Reuters The Guardian Associated Press FactCheck.org Snopes Politifact
Federal Register The Intercept Forbes Fortune Magazine TheStreet Time Magazine Canadian Broadcasting Corporation International Business Times
Cambridge University Press Investopedia MarketWatch NY Daily News Entrepreneur Newsweek Barron's El Economista