16 U.S. Code § 669i. Rules and regulations

The Secretary of the Interior is authorized to make rules and regulations for carrying out the provisions of this chapter.

(Sept. 2, 1937, ch. 899, § 12, formerly § 10, 50 Stat. 919; 1939 Reorg. Plan No. II, § 4(f), eff. July 1, 1939, 4 F.R. 2731, 53 Stat. 1433; renumbered § 12, Pub. L. 106–408, title I, § 112(1), Nov. 1, 2000, 114 Stat. 1766.)
Transfer of Functions

Reorg. Plan No. II of 1939, set out in the Appendix to Title 5, Government Organization and Employees, transferred functions of Secretary of Agriculture relating to conservation of wildlife, game, and migratory birds to Secretary of the Interior.