Codification Section 1857f–6e, act July 14, 1955, ch. 360, title II, § 212, as added Dec. 31, 1970, Pub. L. 91–604, § 10(c), 84 Stat. 1700; amended Apr. 9, 1973, Pub. L. 93–15, § 1(b), 87 Stat. 11; June 22, 1974, Pub. L. 93–319, § 13(b), 88 Stat. 265, which related to low emission vehicles, was transferred to section 7546 of this title.

Section 1857f–6f, act July 14, 1955, ch. 360, title II, § 213, as added June 22, 1974, Pub. L. 93–319, § 10, 88 Stat. 261; amended S. Res. 4, Feb. 4, 1977, which related to fuel economy for new vehicles, was transferred to section 7547 of this title.

Section 1857f–7, act July 14, 1955, ch. 360, title II, § 214, formerly § 208, as added Oct. 20, 1965, Pub. L. 89–272, title I, § 101(8), 79 Stat. 994; renumbered § 212 and amended Nov. 21, 1967, Pub. L. 90–148, § 2, 81 Stat. 503; renumbered § 213 and amended Dec. 31, 1970, Pub. L. 91–604, §§ 8(a), 10(d), 11(a)(2)(A), 84 Stat. 1694, 1703, 1705; renumbered § 214, June 22, 1974, Pub. L. 93–319, § 10, 88 Stat. 261, which related to definitions concerning motor vehicle emission and fuel standards, was transferred to section 7550 of this title.