26 U.S.C. § 4
Section, acts Aug. 16, 1954, ch. 736, 68A Stat. 10; , Pub. L. 88–272, title II, § 232(f)(1), title III, § 301(b)(1), (3), 78 Stat. 111, 140; , Pub. L. 91–172, title VIII, § 802(c)(1)–(3), 83 Stat. 677, 678; , Pub. L. 92–178, title III, § 301(b), 85 Stat. 520, related to rules for optional tax.
Repeal applicable to taxable years beginning after , see section 508 of Pub. L. 94–455, set out as an Effective Date of 1976 Amendment note under section 3 of this title.