Section, acts Aug. 16, 1954, ch. 736, 68A Stat. 801; May 29, 1956, ch. 342, 21(b), 70 Stat. 221; May 24, 1962, Pub. L. 87–456, title III, § 302(c), 76 Stat. 77; Nov. 8, 1965, Pub. L. 89–331, § 9(b), 79 Stat. 1278; Oct. 4, 1976, Pub. L. 94–455, title XIX, § 1906(b)(13)(A), 90 Stat. 1834, authorized refund of taxes paid on sugar used as livestock feed, for distillation or production of alcohol, or in certain cases where sugar was exported.