Sunoco LP

9. 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.

Our investments in the J.C. Nolan joint venture entities were $123 million and $124 million as of September 30, 2024 and December 31, 2023, respectively. We recorded equity in earnings from the J.C. Nolan joint venture of $1 million for the three months ended September 30, 2024 and 2023, and $5 million and $4 million for the nine months ended September 30, 2024 and 2023, respectively.

As discussed in Note 3, effective July 1, 2024, SUN and Energy Transfer announced the formation of a joint venture combining their respective crude oil and produced water gathering assets in the Permian Basin. Our investment in the Permian joint venture was $1.28 billion as of September 30, 2024. We recorded equity in earnings from the Permian joint venture of $30 million for the three and nine months ended September 30, 2024.

Summary of Transactions

Related party transactions for the three and nine months ended September 30, 2024 and 2023 were as follows:

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

•Accounts receivable from affiliates werenil and $20 million as of September 30, 2024 and December 31, 2023, respectively, which were primarily related to motor fuel sales to affiliates.

•Accounts payable to affiliates were $222 million and $170 million as of September 30, 2024 and December 31, 2023, respectively, which were attributable to operational expenses and bulk fuel purchases.

•Advances from affiliates were $86 million and $102 million as of September 30, 2024 and December 31, 2023, respectively, which were related to treasury services agreements with Energy Transfer.