25 U.S. Code § 56 - Quarters, fuel, and light for employees
The Secretary of the Interior, in his discretion, may allow quarters, fuel, and light to employees of the Indian Service whose compensation is not prescribed by law, the salaries of such employees to be fixed on this basis and the cost of providing quarters, fuel, and light to be paid from any funds which are applicable and available therefor:
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.