43 U.S.C. § 1717

Qualifications of conveyees

No tract of land may be disposed of under this Act, whether by sale, exchange, or donation, to any person who is not a citizen of the United States, or in the case of a corporation, is not subject to the laws of any State or of the United States.

( Pub. L. 94–579, title II, § 207 , Oct. 21, 1976 , 90 Stat. 2757 .)