PUBLIC LAW 87-456-MAY 24, 1962 ject to duty on hand at all of such warehouses may be aggregated to satisfy the bond obligation. "(f) For purposes of this section— Definitions. "(1) the term 'metal-bearing materials' means metal-bearing ores and other metal-bearing materials provided for in schedule 6, part 1, of the Tariff Schedules of the United States, 'metal waste and scrap' and 'unwrought metal' to be smelted or refined provided for in schedule 6, part 2, of such schedules, and metal compounds to be processed for the recovery of their metal content; "(2) the term 'smelting or refining' embraces only pyrometallurgical, hydrometallurgical, electrometallurgical, chemical, or other processes— " (A) for the treatment of metal-bearing materials to reduce the metal content thereof to a metallic state in the course of recovering it in forms which if imported would be classifiable in part 2 of schedule 6 as 'unwrought metal', or in the form of oxides or other compounds which are obtained directly from the treatment of materials provided for in part 1 of schedule 6, and " (B) for the treatment of unwrought metal or metal waste and scrap to remove impurities or undesired components; and " (3) the term 'product of smelting or refining' means metals or metal-bearing materials resulting directly from smelting or refining processes, but does not include metal-bearing ores as defined in part 1 of schedule 6. " (g) Labor performed and services rendered pursuant to this section shall be under the supervision of an officer of the customs, to be appointed by the Secretary of the Treasury and at the expense of the Rules and regu- manufacturer. The Secretary of the Treasury is authorized to make such rules and regulations as may be necessary to carry out the provisions of this section." SEC. 302. (a) The first sentence of section 4501(a) of the Internal 26^sc?*45o^u' Revenue Code of 1954 is amended to read as follows: "There is hereby imposed upon manufactured sugar manufactured in the United States, a tax, to be paid by the manufacturer at the rate of 0.53 cent per pound of the total sugars therein." (b) Section 4501(b) of such Code is hereby repealed. Subsection 75^st^t!*4o. ^^^' (^) °^ section 4501 of such Code is redesignated as subsection (b), and 26 USC 4501. such subsection is amended— (1) by striking out "manufacture, use, or importation" in the first sentence thereof and inserting in lieu thereof "manufacture or use"; and (2) by striking out "subsection (a) or (b) " in the second sentence thereof and inserting in lieu thereof "subsection (a) ". 26'^scf*64*i8 (^) Section 6418(b) of such Code is amended by striking out "; except that no such payment shall be allowed with respect to any manufactured sugar, or article, upon which, through substitution or otherwise, a drawback of any tax paid under section 4501(b) has been or is to be claimed under any provisions of law made applicable by section 4504". ?6%^s1:4so4 t (d) Sections 4504, 4511, 4512, 4513, 4514, 4521, 4531, 4532, 4541, seq. ^ 4542, 4551, 4552, 4553, 4561,.4562, 4571, 4572, 4581, 4582, 4601, 4602, 4603, 6412(d) and 7511 of such Code are hereby repealed and the tables of sections for such Code are correspondingly amended. SEC. 303. (a) Section 1 of the Act of March 2, 1897 (29 Stat. 604), as amended (21 U.S.C. 41), is hereby further amended by changing the
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