25 U.S. Code § 416e. Approval of leases

The Secretary of the Interior shall approve no lease pursuant to sections 416 to 416j of this title that contains any provision that will prevent or delay a termination of Federal trust responsibilities with respect to the land during the term of the lease.

(Pub. L. 89–715, § 6, Nov. 2, 1966, 80 Stat. 1113.)