The Commissioner of Indian Affairs may, when in his judgment the good of the service will be promoted thereby, suspend or discontinue any reservation Indian school, and, with the approval of the Secretary of the Interior, may sell any reservation school building or plant that is no longer desirable as an Indian school upon any reservation and invest the proceeds in other school buildings and plants, as the needs of the service may demand, under such rules and regulations as he may, with the approval of the Secretary of the Interior, prescribe.
25 U.S. Code § 292 - Suspension or discontinuance of schools
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.