Source: https://www.law.cornell.edu/uscode/text/26/subtitle-F/chapter-61/subchapter-A/part-V
Timestamp: 2019-04-24 06:30:48+00:00

Document:
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.

References: § 1941
 § 412
 § 101
 § 1904
 § 103
 § 3