26 U.S.C. § 4541, 4542
Sections, act Aug. 16, 1954, ch. 736, 68A Stat. 541, imposed a tax on copper imported into the United States.
Repeal effective with respect to articles entered, or withdrawn from warehouse, for consumption on or after , see section 501(a) of Pub. L. 87–456, title V, , 76 Stat. 78.