Amendments
1988—[Pub. L. 100–418, title I, § 1941(b)(3)(C)], Aug. 23, 1988, [102 Stat. 1324], struck out item 6076 “Time for filing return of windfall profit tax”.
1984—[Pub. L. 98–369, div. A, title IV, § 412(c)(2)], July 18, 1984, [98 Stat. 793], struck out item 6073 “Time for filing declarations of estimated income tax by individuals”.
1980—[Pub. L. 96–223, title I, § 101(c)(1)(B)], Apr. 2, 1980, [94 Stat. 250], added item 6076.
1976—[Pub. L. 94–455, title XIX, § 1904(b)(10)(A)(iii)(II)], Oct. 4, 1976, [90 Stat. 1817], struck out item 6076 “Time for filing interest equalization tax returns”.
1968—[Pub. L. 90–364, title I, § 103(e)(8)], June 28, 1968, [82 Stat. 264], struck out item 6074 “Time for filing declarations of estimated income tax by corporations”.
1964—[Pub. L. 88–563, § 3(d)], Sept. 2, 1964, [78 Stat. 845], added item 6076.