Section, acts July 31, 1894, ch. 174, 22, 28 Stat. 210; June 10, 1921, ch. 18, 304, 310
, 42 Stat. 24, 25, provided that the heads of the several executive departments and the proper officers of other Government establishments, not within the jurisdiction of any executive department, make appropriate rules and regulations to secure a proper administrative examination of all accounts sent to them before their transmission to the General Accounting Office, and for the execution of other requirements of section 20
of this title, insofar as the same related to the several departments or establishments. See section 3521 (a)
of Title 31
, Money and Finance.