Pub. L. 89-81, tit. II, sec. 209

Sec. 209. The second sentence of section 2 of the Act of June 4, 1963 (Public Law 88–36; 31 U.S.C. 405a–1), is amended to read: “The Secretary of the Treasury is authorized to use for coinage, or to sell on such terms and conditions as he may deem appropriate, at a price not less than the monetary value of $1.292929292 per fine troy ounce, any silver of the United States in excess of that required to be held as reserves against outstanding silver certificates.”