25 U.S. Code § 81a - Counsel for prosecution of claims against the United States; cancellation; revival
Any contracts or agreements approved prior to June 26, 1936, by the Secretary of the Interior between the authorities of any tribe, band, or group of Indians and their attorneys for the prosecution of claims against the United States, which provide that such contracts or agreements shall run for a period of years therein specified, and as long thereafter as may be required to complete the business therein provided for, or words of like import, or which provide that compensation for services rendered shall be on a quantum-meruit basis not to exceed a specified percentage, shall be deemed a sufficient compliance with section 81 of this title:
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.