2004—Subsec. (c). Pub. L. 108–329, in first sentence, substituted “Any contract, including a lease, affecting land” for “Any lease entered into under sections 416 to 416j or 415 to 415d of this title or any contract entered into under section 81 of this title, affecting land” and “such contract” for “such lease or contract” and, in second sentence, substituted “Such contracts” for “Such leases or contracts entered into pursuant to such sections”.

1983—Subsec. (c). Pub. L. 98–163 added subsec. (c).

Pub. L. 108–329, § 1(b), Oct. 16, 2004, 118 Stat. 1274, provided that: “The amendments made by this section [amending this section] shall take effect as if included in the Indian Tribal Economic Development and Contract Encouragement Act of 2000 (Public Law 106–179).”