This letter requests clear guidance from the U.S. Treasury on:

1. the definition of obligation with respect to payroll costs for compliance, monitoring, oversight, reporting, and auditing incurred and paid between 12/31/2024 and 12/31/2026;
2. the period of performance for audit costs incurred and paid after 12/31/2026; and
3. the ability to swap eligible costs, incurred during the period of performance but not claimed, after the 12/31/2024 obligation deadline.

• Publication date: December 2023