The date of enactment of this section, referred to in subsec. (b)(1)(B), is Nov. 9, 1978.

Section 206 of the Clean Air Act, referred to in subsec. (c)(1), is section 206 of act July 14, 1955, ch. 360, title II, as added Dec. 31, 1970, Pub. L. 91–604, § 8(a), 84 Stat. 1694, which is classified to section 7525 of Title 42, The Public Health and Welfare.

2005—Subsec. (b)(1)(A). Pub. L. 109–59 struck out concluding provisions which read as follows: “In the case of a limousine, the preceding sentence shall be applied without regard to clause (ii).”

1994—Subsec. (b)(1)(B). Pub. L. 103–272 substituted “section 32901 of title 49, United States Code,” for “section 501 of the Motor Vehicle Information and Cost Savings Act (15 U.S.C. 2001)”.

1990—Subsec. (a). Pub. L. 101–508, § 11216(a), amended subsec. (a) generally, substituting present provisions for provisions which set forth gas guzzler tax tables in the case of automobiles built in each of the model years 1980 through 1986 and later.

Subsec. (b)(1)(A). Pub. L. 101–508, § 11216(b), inserted at end “In the case of a limousine, the preceding sentence shall be applied without regard to clause (ii).”

Subsec. (b)(5)(B). Pub. L. 101–508, § 11216(c), substituted heading for one which read: “Exception for certain small manufacturers” and amended text generally. Prior to amendment, text read as follows: “A person shall not be treated as the manufacturer of any automobile if—

“(i) such person would (but for this subparagraph) be so treated solely by reason of lengthening an existing automobile, and

“(ii) such person is a small manufacturer (as defined in subsection (d)(4)) for the model year in which such lengthening occurs.”

Subsec. (d). Pub. L. 101–508, § 11216(d), struck out subsec. (d) which prescribed special rules for small manufacturers.

1986—Subsec. (b)(1)(A)(ii). Pub. L. 99–514, § 1812(e)(1)(B)(i), substituted “unloaded gross vehicle weight” for “gross vehicle weight”.

Subsec. (b)(5). Pub. L. 99–514, § 1812(e)(1)(B)(ii), amended par. (5) generally, designating existing provisions as subpar. (A), adding subpar. (A) heading, and adding subpar. (B).

Pub. L. 109–59, title XI, § 11111(b), Aug. 10, 2005, 119 Stat. 1946, provided that: “The amendment made by this section [amending this section] shall take effect on October 1, 2005.”

Pub. L. 101–508, title XI, § 11216(e), Nov. 5, 1990, 104 Stat. 1388–437, provided that:

Pub. L. 99–514, title XVIII, § 1812(e)(1)(B)(iii), Oct. 22, 1986, 100 Stat. 2837, provided that: “The amendments made by clauses (i) and (ii) [amending this section] shall take effect as if included in the amendments made by section 201 of Public Law 95–618 [see Effective Date note below]; except that the amendment made by clause (i) shall not apply to any station wagon if—

Pub. L. 95–618, title II, § 201(g), Nov. 9, 1978, 92 Stat. 3184, as amended by Pub. L. 99–514, § 2, Oct. 22, 1986, 100 Stat. 2095, provided that: “The amendments made by this section [enacting this section and amending sections 1016, 4217, 4221, 4222, 4293, and 6416 of this title] shall apply with respect to 1980 and later model year automobiles (as defined in section 4064(b) of the Internal Revenue Code of 1986 [formerly I.R.C. 1954]).”

For provisions directing that if any amendments made by subtitle A or subtitle C of title XI [§§ 1101–1147 and 1171–1177] or title XVIII [§§ 1800–1899A] of Pub. L. 99–514 require an amendment to any plan, such plan amendment shall not be required to be made before the first plan year beginning on or after Jan. 1, 1989, see section 1140 of Pub. L. 99–514, as amended, set out as a note under section 401 of this title.