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
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.