House Committee on Appropriations, Subcommittee on Financial Services and General Government
Also see:

Statement of Tammy L. Hull, Inspector General - Oversight of the United States Postal Service
Hearing on April 30, 2025, before the Subcommittee on Financial Services and General Government Committee on Appropriations, United States House of Representatives. Statement of Tammy Whitcomb Hull, Inspector General, U.S. Postal Service.