Sunoco LP

13. Related Party Transactions

We are party to fee-based commercial agreements with various affiliates of Energy Transfer for pipeline, terminalling and storage services. We also have agreements with subsidiaries of Energy Transfer for the purchase and sale of fuel. Additionally, under our Partnership Agreement, our General Partner does not receive a management fee or other compensation for its role as our general partner. However, our General Partner is reimbursed for all expenses incurred on our behalf. These expenses include shared service fees, as well as all other expenses necessary or appropriate to the conduct of our business that are allocable to us, as provided for in our Partnership Agreement. There is no cap on the amount that may be paid or reimbursed to our General Partner.

Summary of Related Party Transactions

Related party transactions for the years ended December 31, 2025, 2024 and 2023 were as follows:

Significant affiliate balances included on our consolidated balance sheets were as follows:

•Accounts payable to affiliates were$331 million and $199 million as of December 31, 2025 and 2024, respectively, which were attributable to operational expenses and bulk fuel purchases.

•Advances from affiliates were $78 million and $82 million at December 31, 2025 and 2024, respectively, which were related to treasury services agreements with Energy Transfer.