28 CFR 0.141: Audit and ledger accounts.

The Director of the Federal Bureau of Investigation, the Director of the Bureau of Prisons, the Commissioner of Immigration and Naturalization, the Administrator of the Drug Enforcement Administration, the Director of the Bureau of Alcohol, Tobacco, Firearms, and Explosives, and the Director of the Office of Justice Assistance, Research and Statistics are, as to their respective jurisdictions, authorized to audit vouchers and to maintain general ledger accounts with respect to appropriations allotted to them.