As a condition to the extending of any benefits, in prosecuting measures for run-off and water-flow retardation and soil erosion prevention authorized by Act of Congress pursuant to the policy declared in section 701a of this title, to any lands not owned or controlled by the United States or any of its agencies, the Secretary of Agriculture may, insofar as he may deem necessary for the purposes of such Act, require—
(1) The enactment and reasonable safeguards for the enforcement of State and local laws imposing suitable permanent restrictions on the use of such lands and otherwise providing for run-off and waterflow retardation and soil-erosion prevention;
(2) Agreements or covenants as to the permanent use of such lands; and
(3) Contributions in money, services, materials, or otherwise to any operations conferring such benefits.
(June 22, 1936, ch. 688, § 3, 49 Stat. 1571; Aug. 28, 1937, ch. 877, § 4, 50 Stat. 877; July 26, 1947, ch. 343, title II, § 205(a), 61 Stat. 501.)