Audit 348029

Title: Pass-Through Agencies Accounting Policies: The accompanying schedule of expenditures of federal awards (the “Schedule”) includes the federal grant activity of the Bay Area Transportation Authority (the “Authority”) under programs of the federal government for the year ended September 30, 2024. The information in this Schedule is presented in accordance with the requirements of Title 2 U.S. Code of Federal Regulations Part 200, Uniform Administrative Requirements, Cost Principles, and Audit Requirements for Federal Awards (Uniform Guidance). Because the Schedule presents only a selected portion of the operations of the Authority, it is not intended to and does not present the financial position, changes in net position or cash flows of the Authority. Expenditures reported on the Schedule are reported on the accrual basis of accounting, which is described in Note 1 to the Authority's financial statements. Such expenditures are recognized following the cost principles contained in the Uniform Guidance or other applicable guidance, wherein certain types of expenditures are not allowable or are limited as to reimbursement. Pass-through entity identifying numbers are presented where available. De Minimis Rate Used: N Rate Explanation: For purposes of charging indirect costs to federal awards, the Authority has not elected to use the 10 percent de minimis cost rate as permitted by §200.414 of the Uniform Guidance. The Authority receives certain federal grants as subawards from non-federal entities. Pass-through entities, where applicable, have been identified in the Schedule with an abbreviation, defined as follows: “See the Notes to the SEFA for chart/table."