2024—Subsec. (b). Pub. L. 118–63 substituted “October 1, 2028” for “May 11, 2024”.

Pub. L. 118–41 substituted “May 11, 2024” for “March 9, 2024”.

2023—Subsec. (b). Pub. L. 118–34 substituted “March 9, 2024” for “January 1, 2024”.

Pub. L. 118–15 substituted “January 1, 2024” for “October 1, 2023”.

2018—Subsec. (b). Pub. L. 115–254 substituted “October 1, 2023” for “October 1, 2018”.

Pub. L. 115–141 substituted “October 1, 2018” for “April 1, 2018”.

2017—Subsec. (b). Pub. L. 115–63 substituted “April 1, 2018” for “October 1, 2017”.

2016—Subsec. (b). Pub. L. 114–190 substituted “October 1, 2017” for “July 16, 2016”.

Pub. L. 114–141 substituted “July 16, 2016” for “April 1, 2016”.

2015—Subsec. (b). Pub. L. 114–55 substituted “April 1, 2016” for “October 1, 2015”.

2012—Subsec. (b). Pub. L. 112–95 inserted at end “Such term shall not include the use of any aircraft before October 1, 2015, if tax is imposed under section 4043 with respect to the fuel consumed in such use or if no tax is imposed on such use under section 4043 by reason of subsection (c)(5) thereof.”

2005—Subsec. (b). Pub. L. 109–59 substituted “subsection (h) or (i) of section 4261” for “section 4261(h)”.

2004—Subsec. (a)(2). Pub. L. 108–357, § 301(c)(8), reenacted heading without change and amended text of par. (2) generally. Prior to amendment, par. (2) defined the term “gasoline”, to the extent prescribed in regulations, as including gasoline blend stocks and products commonly used as additives in gasoline, and defined the term “gasoline blend stock” as meaning any petroleum product component of gasoline.

Subsec. (a)(3). Pub. L. 108–357, § 870(a), reenacted heading without change and amended text of par. (3) generally. Prior to amendment, par. (3) defined the term “diesel fuel” as meaning any liquid (other than gasoline) which is suitable for use as a fuel in a diesel-powered highway vehicle or a diesel-powered train.

Subsecs. (b), (c). Pub. L. 108–357, § 853(b), added subsec. (b) and redesignated former subsec. (b) as (c). Former subsec. (c) redesignated (d).

Subsec. (d). Pub. L. 108–357, § 853(b), redesignated subsec. (c) as (d).

Subsec. (d)(1)(A)(iii). Pub. L. 108–357, § 858(a), added cl. (iii).

Subsec. (d)(3). Pub. L. 108–357, § 859(b)(1), designated existing provisions as subpar. (A), inserted heading, and added subpar. (B).

1998—Subsec. (a)(1). Pub. L. 105–206 made technical amendment to directory language of Pub. L. 105–34, § 1032(a). See 1997 Amendment note below.

1997—Subsec. (a)(1)(C). Pub. L. 105–34, § 1032(a), as amended by Pub. L. 105–206, § 6010(h)(1), added subpar. (C).

Subsec. (a)(3). Pub. L. 105–34, § 902(b)(3), substituted “or a diesel-powered train” for “, a diesel-powered train, or a diesel-powered boat”.

Subsec. (b). Pub. L. 105–34, § 1032(e)(4), substituted “taxable fuels” for “gasoline, diesel fuel,”.

1993—Pub. L. 103–66 amended heading and text generally. Prior to amendment, text read as follows:

“(1) For provisions to relieve farmers from excise tax in the case of gasoline used on the farm for farming purposes, see section 6420.

“(2) For provisions to relieve purchasers of gasoline from excise tax in the case of gasoline used for certain nonhighway purposes, used by local transit systems, or sold for certain exempt purposes, see section 6421.

“(3) For provisions to relieve purchasers of gasoline from excise tax in the case of gasoline not used for taxable purposes, see section 6427.”

1986—Pub. L. 99–514 amended section generally. Prior to amendment, section 4083 “Exemption of sales to producer”, read as follows: “Under regulations prescribed by the Secretary the tax imposed by section 4081 shall not apply in the case of sales of gasoline to a producer of gasoline.”

1976—Pub. L. 94–455 struck out “or his delegate” after “Secretary”.

Pub. L. 112–95, title XI, § 1103(d)(2), Feb. 14, 2012, 126 Stat. 151, provided that: The amendment made by subsection (b) [amending this section] shall apply to uses of aircraft after March 31, 2012.”

Pub. L. 109–59, title XI, § 11123(c), Aug. 10, 2005, 119 Stat. 1952, provided that: “The amendments made by this section [amending this section and section 4261 of this title] shall apply to transportation beginning after September 30, 2005.”

Amendment by section 301(c)(8) of Pub. L. 108–357 applicable to fuel sold or used after Dec. 31, 2004, see section 301(d)(1) of Pub. L. 108–357, set out as a note under section 40 of this title.

Amendment by section 853(b) of Pub. L. 108–357 applicable to aviation-grade kerosene removed, entered, or sold after Dec. 31, 2004, see section 853(e) of Pub. L. 108–357, set out as a note under section 4041 of this title.

Pub. L. 108–357, title VIII, § 858(b), Oct. 22, 2004, 118 Stat. 1617, provided that: “The amendments made by this section [amending this section] shall take effect on the date of the enactment of this Act [Oct. 22, 2004].”

Pub. L. 108–357, title VIII, § 859(c), Oct. 22, 2004, 118 Stat. 1618, provided that: “The amendments made by this section [enacting section 6717 of this title and amending this section] shall take effect on January 1, 2005.”

Pub. L. 108–357, title VIII, § 870(c), Oct. 22, 2004, 118 Stat. 1624, provided that: “The amendment made by this section [amending this section and section 6427 of this title] shall apply to fuel removed, sold, or used after December 31, 2004.”

Amendment by Pub. L. 105–206 effective, except as otherwise provided, as if included in the provisions of the Taxpayer Relief Act of 1997, Pub. L. 105–34, to which such amendment relates, see section 6024 of Pub. L. 105–206, set out as a note under section 1 of this title.

Amendment by section 902(b)(3) of Pub. L. 105–34 effective Jan. 1, 1998, see section 902(c) of Pub. L. 105–34, set out as a note under section 4041 of this title.

Amendment by section 1032(a), (e)(4) of Pub. L. 105–34 effective July 1, 1998, see section 1032(f)(1) of Pub. L. 105–34, as amended, set out as a note under section 4041 of this title.

Amendment by Pub. L. 103–66 effective Jan. 1, 1994, see section 13242(e) of Pub. L. 103–66, set out as a note under section 4041 of this title.

Amendment by Pub. L. 99–514 applicable to gasoline removed (as defined in section 4082 of this title as amended by section 1703 of Pub. L. 99–514) after Dec. 31, 1987, see section 1703(h) of Pub. L. 99–514 set out as a note under section 4081 of this title.