In all cases of the appointments of interpreters or other persons employed for the benefit of the Indians, a preference shall be given to persons of Indian descent, if such can be found, who are properly qualified for the execution of the duties.
25 U.S. Code § 45 - Preference to Indians qualified for duties
R.S. § 2069 derived from act June 30, 1834, ch. 162, § 9, 4 Stat. 737.
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.