PART III—SALES AND EXCHANGES
Editorial Notes
Amendments
1976—Pub. L. 94–455, title XIX, §1901(b)(22)(A), Oct. 4, 1976, 90 Stat. 1798, struck out item 632 "Sale of oil or gas properties".
1964—Pub. L. 88–272, title II, §227(b)(2), Feb. 26, 1964, 78 Stat. 98, inserted reference to domestic iron ore in item 631.