For effective date of this section, referred to in text, see Effective Date note set out below.

First and second paragraphs of this section are from sections 1 and 2, respectively, of act July 8, 1940.

Act July 8, 1940, ch. 555, § 3, 54 Stat. 746, provided that: “This Act shall become effective six months after the date of its approval [July 8, 1940].”

For transfer of functions of other officers, employees, and agencies of Department of the Interior, with certain exceptions, to Secretary of the Interior, with power to delegate, see Reorg. Plan No. 3 of 1950, §§ 1, 2, eff. May 24, 1950, 15 F.R. 3174, 64 Stat. 1262, set out in the Appendix to Title 5, Government Organization and Employees.