On and after July 2, 1942, cooperative work conducted by the United States Fish and Wildlife Service shall be subject to the provisions of the Act of July 24, 1919 [7 U.S.C. 2220, 2279i].
(July 2, 1942, ch. 473, § 1, 56 Stat. 558; Aug. 8, 1956, ch. 1036, § 3, 70 Stat. 1120.)