Assistant or deputy commissioners of the Bureau of Indian Affairs, in the Department of the Interior, shall be appointed by the Secretary of the Interior, subject to the civil-service laws and chapter 51 and subchapter III of chapter 53 of title 5. Appointments to these positions shall be considered as made under the authority of section 3101 of title 5. Assistant and deputy commissioners so appointed shall be authorized to sign such letters, papers, and documents and to perform such other duties as may be directed by the commissioner of the Bureau of Indian Affairs. The Secretary may designate for the Bureau of Indian Affairs an assistant or deputy commissioner, who shall be authorized to perform the duties of the commissioner in case of the death, resignation, absence, or sickness of the commissioner.
25 U.S. Code § 2a - Assistant or deputy commissioners; appointment; powers and duties
“Chapter 51 and subchapter III of chapter 53 of title 5” and “section 3101 of title 5” substituted in text for “the Classification Act of 1949, as amended” and “section 169 of the Revised Statutes, as amended (5 U.S.C., sec. 43)”, respectively, on authority of Pub. L. 89–554, § 7(b), Sept. 6, 1966, 80 Stat. 631, the first section of which enacted Title 5, Government Organization and Employees.
Section embodies only those provisions of section 1 of act June 5, 1942, which relate to the Bureau of Indian Affairs. Provisions of section 1 of such act relating to the General Land Office were classified to section 3a of Title 43, Public Lands, and were omitted from the Code pursuant to Reorg. Plan No. 3 of 1946.
Act June 5, 1942, ch. 336, § 2, 56 Stat. 312, provided that:
An assistant commissioner was authorized by a provision of act July 16, 1914, ch. 141, § 1, 38 Stat. 490.
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.