PAA Plains All American Pipeline

Amendment to Senior Unsecured Revolving Credit Agreement

On August 22, 2022, Plains All American Pipeline, L.P. (the “Partnership”) and Plains Midstream Canada ULC (“PMC”) entered into that certain First Amendment to Credit Agreement (the “Revolving Credit Facility Amendment”) amending certain of the terms of their Credit Agreement dated as of August 20, 2021 among the Partnership and PMC, as borrowers, Bank of America, N.A., as administrative agent, and the other lenders party thereto (as amended, the “Revolving Credit Agreement”). Pursuant to the Revolving Credit Facility Amendment, among other things, the Eurocurrency Rate was replaced with Term SOFR and Canadian Term Rate, as applicable, and a mechanism was added to replace Term SOFR and Canadian Term Rate or other then-applicable interest rate benchmark if it is no longer available. In connection with the Revolving Credit Facility Amendment, the Maturity Date of the Revolving Credit Agreement was also extended from August 20, 2026 to August 20, 2027. Terms used in this paragraph but not defined herein have the meanings assigned to them in the Revolving Credit Agreement.

Amendment to Hedged Inventory Credit Agreement

On August 22, 2022, Plains Marketing, L.P. (“PMLP”), a wholly-owned subsidiary of the Partnership, and PMC entered into that certain First Amendment to Fourth Amended and Restated Credit Agreement (the “Hedged Inventory Facility Amendment” and together with the Revolving Credit Facility Amendment, the “Amendments”) amending certain of the terms of their Fourth Amended and Restated Credit Agreement dated as of August 20, 2021 among PMLP and PMC, as borrowers, the Partnership, as guarantor, Bank of America, N.A., as administrative agent, and the other lenders party thereto (as amended, the “Hedged Inventory Facility”). Pursuant to the Hedged Inventory Facility Amendment, among other things, the Eurocurrency Rate was replaced with Term SOFR and Canadian Term Rate, as applicable, and a mechanism was added to replace Term SOFR and Canadian Term Rate or other then-applicable interest rate benchmark if it is no longer available. In connection with the Hedged Inventory Facility Amendment, the Maturity Date of the Hedged Inventory Facility was also extended from August 20, 2024 to August 20, 2025. Terms used in this paragraph but not defined herein have the meanings assigned to them in the Hedged Inventory Facility.

The above descriptions of the Amendments are qualified in their entirety by the terms of the Revolving Credit Facility Amendment and the Hedged Inventory Facility Amendment, as applicable, which are attached hereto as Exhibits 10.1 and 10.2, respectively, and are incorporated herein by reference.