26 U.S.C. § 4051 (INTERNAL REVENUE CODE)
§ 4051. Imposition of tax on heavy trucks and trailers sold at retail
(a) Imposition of tax
(1) In general
There is hereby imposed on the first retail sale of the following articles (including in each case parts or accessories sold on or in connection therewith or with the sale thereof) a tax of 12 percent of the amount for which the article is so sold:
(A) Automobile truck chassis.
(B) Automobile truck bodies.
(C) Truck trailer and semitrailer chassis.
(D) Truck trailer and semitrailer bodies.
(E) Tractors of the kind chiefly used for highway transportation in combination with a trailer or semitrailer.
(2) Exclusion for trucks weighing 33,000 pounds or less
The tax imposed by paragraph (1) shall not apply to automobile truck chassis and automobile truck bodies, suitable for use with a vehicle which has a gross vehicle weight of 33,000 pounds or less (as determined under regulations prescribed by the Secretary).
(3) Exclusion for trailers weighing 26,000 pounds or less
The tax imposed by paragraph (1) shall not apply to truck trailer and semitrailer chassis and bodies, suitable for use with a trailer or semitrailer which has a gross vehicle weight of 26,000 pounds or less (as determined under regulations prescribed by the Secretary).
(4) Exclusion for tractors weighing 19,500 pounds or less
The tax imposed by paragraph (1) shall not apply to tractors of the kind chiefly used for highway transportation in combination with a trailer or semitrailer if—
(A) such tractor has a gross vehicle weight of 19,500 pounds or less (as determined by the Secretary), and
(B) such tractor, in combination with a trailer or semitrailer, has a gross combined weight of 33,000 pounds or less (as determined by the Secretary).
(5) Sale of trucks, etc., treated as sale of chassis and body
For purposes of this subsection, a sale of an automobile truck or truck trailer or semitrailer shall be considered to be a sale of a chassis and of a body described in paragraph (1).
(b) Separate purchase of truck or trailer and parts and accessories therefor
Under regulations prescribed by the Secretary—
(1) In general
If—
(A) the owner, lessee, or operator of any vehicle which contains an article taxable under subsection (a) installs (or causes to be installed) any part or accessory on such vehicle, and
(B) such installation is not later than the date 6 months after the date such vehicle (as it contains such article) was first placed in service,
then there is hereby imposed on such installation a tax equal to 12 percent of the price of such part or accessory and its installation.
(2) Exceptions
Paragraph (1) shall not apply if—
(A) the part or accessory installed is a replacement part or accessory, or
(B) the aggregate price of the parts and accessories (and their installation) described in paragraph (1) with respect to any vehicle does not exceed $1,000 (or such other amount or amounts as the Secretary may by regulations prescribe).
(3) Installers secondarily liable for tax
The owners of the trade or business installing the parts or accessories shall be secondarily liable for the tax imposed by paragraph (1).
(c) Termination
On and after October 1, 2022, the taxes imposed by this section shall not apply.
(d) Credit against tax for tire tax
If—
(1) tires are sold on or in connection with the sale of any article, and
(2) tax is imposed by this subchapter on the sale of such tires,
there shall be allowed as a credit against the tax imposed by this subchapter an amount equal to the tax (if any) imposed by section 4071 on such tires.
(Added Pub. L. 97–424, title V, § 512(b)(1), Jan. 6, 1983, 96 Stat. 2174; amended Pub. L. 98–369, div. A, title VII, § 734(g), title IX, § 921, July 18, 1984, 98 Stat. 980, 1009; Pub. L. 99–514, title XVIII, §§ 1877(c), 1899A(47), Oct. 22, 1986, 100 Stat. 2902, 2961; Pub. L. 100–17, title V, § 502(a)(2), Apr. 2, 1987, 101 Stat. 256; Pub. L. 101–508, title XI, § 11211(c)(1), Nov. 5, 1990, 104 Stat. 1388–426; Pub. L. 102–240, title VIII, § 8002(a)(1), Dec. 18, 1991, 105 Stat. 2203; Pub. L. 105–34, title XIV, §§ 1401(a), 1402(a), 1432(a), Aug. 5, 1997, 111 Stat. 1045, 1046, 1050; Pub. L. 105–178, title IX, § 9002(a)(1)(D), June 9, 1998, 112 Stat. 499; Pub. L. 109–59, title XI, §§ 11101(a)(1)(D), 11112(a), Aug. 10, 2005, 119 Stat. 1943, 1946; Pub. L. 112–30, title I, § 142(a)(2)(B), Sept. 16, 2011, 125 Stat. 356; Pub. L. 112–102, title IV, § 402(a)(2)(B), Mar. 30, 2012, 126 Stat. 282; Pub. L. 112–140, title IV, § 402(a)(2)(B), June 29, 2012, 126 Stat. 402; Pub. L. 112–141, div. D, title I, § 40102(a)(2)(B), July 6, 2012, 126 Stat. 844; Pub. L. 114–94, div. C, title XXXI, § 31102(a)(2)(B), Dec. 4, 2015, 129 Stat. 1727; Pub. L. 115–141, div. U, title IV, § 401(a)(219), Mar. 23, 2018, 132 Stat. 1194.)
heading: Prior Provisions
text: A prior section 4051, act Aug. 16, 1954, ch. 736, 68A Stat. 479, defined the price for which articles were sold for purposes of determining retailers excise taxes, prior to repeal by Pub. L. 94–455, title XIX, § 1904(a)(1)(D), Oct. 4, 1976, 90 Stat. 1811.
heading: Amendments
text: 2018—Subsec. (a)(3). Pub. L. 115–141 inserted closing parenthesis before period at end.
2015—Subsec. (c). Pub. L. 114–94 substituted “October 1, 2022” for “October 1, 2016”.
2012—Subsec. (c). Pub. L. 112–141 substituted “October 1, 2016” for “July 1, 2012”.
Pub. L. 112–140, §§ 1(c), 402(a)(2)(B), temporarily substituted “July 7, 2012” for “July 1, 2012”. See Effective and Termination Dates of 2012 Amendment note below.
Pub. L. 112–102 substituted “July 1, 2012” for “April 1, 2012”.
2011—Subsec. (c). Pub. L. 112–30 substituted “April 1, 2012” for “October 1, 2011”.
2005—Subsec. (a)(4), (5). Pub. L. 109–59, § 11112(a), added par. (4) and redesignated former par. (4) as (5).
Subsec. (c). Pub. L. 109–59, § 11101(a)(1)(D), substituted “2011” for “2005”.
1998—Subsec. (c). Pub. L. 105–178 substituted “2005” for “1999”.
1997—Subsec. (b)(2)(B). Pub. L. 105–34, § 1401(a), substituted “$1,000” for “$200”.
Subsec. (d). Pub. L. 105–34, § 1432(a), redesignated subsec. (e) as (d) and struck out former subsec. (d) which provided for a temporary reduction in tax on certain piggyback trailers.
Subsec. (e). Pub. L. 105–34, § 1432(a), redesignated subsec. (e) as (d).
Pub. L. 105–34, § 1401(a), amended heading and text of subsec. (e) generally. Prior to amendment, text read as follows: “In the case of any article taxable under subsection (a) on which tax was imposed under section 4061(a), subsection (a) shall be applied by substituting ‘2 percent’ for ‘12 percent’.”
1991—Subsec. (c). Pub. L. 102–240 substituted “1999” for “1995”.
1990—Subsec. (c). Pub. L. 101–508 substituted “1995” for “1993”.
1987—Subsec. (c). Pub. L. 100–17 substituted “1993” for “1988”.
1986—Subsec. (d)(1). Pub. L. 99–514, § 1899A(47), substituted “July 18, 1984” for “the date of the enactment of the Tax Reform Act of 1984”.
Subsec. (d)(3). Pub. L. 99–514, § 1877(c), inserted at end “No tax shall be imposed by reason of this paragraph on any use or resale which occurs more than 6 years after the date of the first retail sale.”
1984—Subsec. (b)(3). Pub. L. 98–369, § 734(g), substituted “The owners of the trade or business installing the parts or accessories shall be secondarily liable for the tax imposed by paragraph (1)” for “In addition to the owner, lessee, or operator of the vehicle, the owner of the trade or business installing the part or accessory shall be liable for the tax imposed by paragraph (1)”.
Subsecs. (d), (e). Pub. L. 98–369, § 921, added subsec. (d) and redesignated former subsec. (d) as (e).
heading: Effective Date of 2015 Amendment
text: Amendment by Pub. L. 114–94 effective Oct. 1, 2016, see section 31102(f) of Pub. L. 114–94, set out as a note under section 4041 of this title.
heading: Effective and Termination Dates of 2012 Amendment
text: Amendment by Pub. L. 112–141 effective July 1, 2012, see section 40102(f) of Pub. L. 112–141, set out as a note under section 4041 of this title.
Amendment by Pub. L. 112–140 to cease to be effective on July 6, 2012, with text as amended by Pub. L. 112–140 to revert back to read as it did on the day before June 29, 2012, and amendments by Pub. L. 112–141 to be executed as if Pub. L. 112–140 had not been enacted, see section 1(c) of Pub. L. 112–140, set out as a note under section 101 of Title 23, Highways.
Amendment by Pub. L. 112–140 effective July 1, 2012, see section 402(f)(1) of Pub. L. 112–140, set out as a note under section 4041 of this title.
Amendment by Pub. L. 112–102 effective Apr. 1, 2012, see section 402(f) of Pub. L. 112–102, set out as a note under section 4041 of this title.
heading: Effective Date of 2011 Amendment
text: Amendment by Pub. L. 112–30 effective Oct. 1, 2011, see section 142(f) of Pub. L. 112–30, set out as a note under section 4041 of this title.
heading: Effective Date of 2005 Amendment
text: Pub. L. 109–59, title XI, § 11112(b), Aug. 10, 2005, 119 Stat. 1946, provided that: “The amendments made by this section [amending this section] shall apply to sales after September 30, 2005.”
heading: Effective Date of 1997 Amendment
text: Pub. L. 105–34, title XIV, § 1401(b), Aug. 5, 1997, 111 Stat. 1046, provided that: “The amendments made by subsection (a) [amending this section and section 4003 of this title] shall apply to installations on vehicles sold after the date of the enactment of this Act [Aug. 5, 1997].”
Pub. L. 105–34, title XIV, § 1402(c), Aug. 5, 1997, 111 Stat. 1046, provided that: “The amendments made by this section [amending this section and section 4052 of this title] shall take effect on January 1, 1998.”
heading: Effective Date of 1986 Amendment
text: Amendment by section 1877(c) of Pub. L. 99–514 effective, except as otherwise provided, as if included in the provisions of the Tax Reform Act of 1984, Pub. L. 98–369, div. A, to which such amendment relates, see section 1881 of Pub. L. 99–514, set out as a note under section 48 of this title.
heading: Effective Date of 1984 Amendment
text: Pub. L. 98–369, div. A, title VII, § 736, July 18, 1984, 98 Stat. 985, provided that: “Except as otherwise provided in this subtitle [subtitle C (§§ 731–736) of title VII of div. A of Pub. L. 98–369, amending this section and sections 48, 1366, 4052, 4053, 4071 to 4073, 4081, 4082, 4216, 4218, 4221 to 4223, 4227, 4481, 6401, 6412, 6416, 6427, 6511, and 9502 of this title, repealing sections 4061 to 4063 of this title, and amending provisions set out as notes under sections 4061 and 4081 of this title], any amendment made by this subtitle shall take effect as if included in the provisions of the Highway Revenue Act of 1982 [Pub. L. 97–424] to which such amendment relates.”
heading: Effective Date
text: Pub. L. 97–424, title V, § 512(b)(3), Jan. 6, 1983, 96 Stat. 2177, provided that: “The amendments made by this subsection [enacting this subchapter and amending section 6416 of this title] shall take effect on April 1, 1983.”
heading: Plan Amendments Not Required Until January 1, 1989
text: 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.