Expenditures of department

The Secretary of the Interior shall sign all requisitions for the advance or payment of money, out of the Treasury, upon estimates or accounts for expenditures upon business assigned by law to his department; subject, however, to adjustment and control by the Government Accountability Office. (Source: (R.S. § 444; June 10, 1921, ch. 18, title III, § 304, 42 Stat. 24; Pub. L. 108–271, § 8(b), July 7, 2004, 118 Stat. 814.))