Amendments by Pub. L. 99–509, title VIII, § 8031(a), (b), and (d)(1), Oct. 21, 1986, 100 Stat. 1955, to subsecs. (a) to (e) of this section were not executed to text pursuant to Pub. L. 99–509, title VIII, § 8031(e)(2), which provided that the amendments made by section 8031 shall not take effect if the Superfund Amendments and Reauthorization Act of 1986 is enacted. The Superfund Amendments and Reauthorization Act of 1986 was enacted as Pub. L. 99–499, approved Oct. 17, 1986.

2022—Subsec. (c)(2)(A). Pub. L. 117–169, § 13601(a)(2)(A), substituted “16.4 cents” for “9.7 cents”.

Subsec. (c)(3). Pub. L. 117–169, § 13601(a)(2)(B), added par. (3).

Subsec. (e). Pub. L. 117–169, § 13601(a)(1), struck out subsec. (e) which related to application of Hazardous Substance Superfund financing rate.

2020—Subsec. (f)(2). Pub. L. 116–260 substituted “December 31, 2025” for “December 31, 2020”.

2019—Subsec. (f)(2). Pub. L. 116–94 substituted “December 31, 2020” for “December 31, 2018”.

2018—Subsec. (f)(2). Pub. L. 115–123 substituted “December 31, 2018” for “December 31, 2017”.

2014—Subsec. (e)(2)(B). Pub. L. 113–295, § 221(a)(12)(I)(i), substituted “this section” for “section 59A, this section,”.

Subsec. (e)(3)(A). Pub. L. 113–295, § 221(a)(12)(I)(ii), struck out “section 59A,” after “collected under” and comma after “rate)”.

2008—Subsec. (c)(2)(B). Pub. L. 110–343, § 405(a)(1), substituted “is—” for “is 5 cents a barrel.” and added cls. (i) and (ii).

Subsec. (f)(1). Pub. L. 110–343, § 405(b)(2), substituted “paragraph (2)” for “paragraphs (2) and (3)”.

Subsec. (f)(2), (3). Pub. L. 110–343, § 405(b)(1), added par. (2) and struck out former pars. (2) and (3), which provided that the Oil Spill Liability Trust Fund financing rate would not apply if the unobligated balance in the Fund exceeded $2,700,000,000 and that the Fund financing rate would not apply after Dec. 31, 2014.

2005—Subsec. (f). Pub. L. 109–58 reenacted heading without change and amended text generally. Prior to amendment, text read as follows:

“(1) In general.—Except as provided in paragraph (2), the Oil Spill Liability Trust Fund financing rate under subsection (c) shall apply after December 31, 1989, and before January 1, 1995.

“(2) No tax if unobligated balance in fund exceeds $1,000,000,000.—The Oil Spill Liability Trust Fund financing rate shall not apply during any calendar quarter if the Secretary estimates that as of the close of the preceding calendar quarter the unobligated balance in the Oil Spill Liability Trust Fund exceeds $1,000,000,000.”

1990—Subsec. (e)(1). Pub. L. 101–508, § 11231(a)(1)(B), substituted “January 1, 1996” for “January 1, 1992”.

Subsec. (e)(2). Pub. L. 101–508, § 11231(a)(2), substituted “1993” for “1989” and “1994” for “1990” in introductory provisions and “1994” for “1990” and “1995” for “1991” in subpar. (B) and concluding provisions.

Subsec. (e)(3). Pub. L. 101–508, § 11231(b), substituted “$11,970,000,000” for “$6,650,000,000” in heading.

Subsec. (e)(3)(A). Pub. L. 101–508, § 11231(b), substituted “December 31, 1995” for “December 31, 1991”.

Subsec. (e)(3)(B). Pub. L. 101–508, § 11231(a)(1)(B), (b), substituted “January 1, 1996” for “January 1, 1992” in heading and text and “$11,970,000,000” for “$6,650,000,000” in heading and twice in text.

1989—Subsec. (c)(2)(A). Pub. L. 101–221 amended subpar. (A) generally. Prior to amendment, subpar. (A) read as follows: “the Hazardous Substance Superfund financing rate is—

“(i) except as provided in clause (ii), 8.2 cents a barrel, and

“(ii) 11.7 cents a barrel in the case of the tax imposed by subsection (a)(2), and”.

Subsec. (c)(2)(B). Pub. L. 101–239, § 7505(b), substituted “5 cents” for “1.3 cents”.

Subsec. (f). Pub. L. 101–239, § 7505(a)(1), amended subsec. (f) generally, substituting pars. (1) and (2) for former pars. (1) general applicability, (2) commencement date, and (3) limit on tax of $300,000,000.

1988—Subsec. (f)(2)(B). Pub. L. 100–647 substituted “December 31, 1990” for “September 1, 1987”.

1986—Subsecs. (a), (b)(1). Pub. L. 99–499, § 512(a), substituted “at the rate specified in subsection (c)” for “of 0.79 cent a barrel”.

Subsec. (c). Pub. L. 99–509, § 8032(a), amended subsec. (c) generally. Prior to amendment, subsec. (c) read as follows:

“(1) In general.—Except as provided in paragraph (2), the rate of the taxes imposed by this section is 8.2 cents a barrel.

“(2) Imported petroleum products.—The rate of the tax imposed by subsection (a)(2) shall be 11.7 cents a barrel.”

Pub. L. 99–499, § 512(b), added subsec. (c) and redesignated former subsec. (c) as (d).

Subsec. (d). Pub. L. 99–499, § 512(b), redesignated subsec. (c) as (d). Former subsec. (d) redesignated (e).

Subsec. (e). Pub. L. 99–509, § 8032(c)(1), substituted “Hazardous Substance Superfund financing rate” for “taxes” in heading, substituted “the Hazardous Substance Superfund financing rate under this section” for “the taxes imposed by this section” in par. (1), inserted “(to the extent attributable to the Hazardous Substance Superfund financing rate)” after “this section” in pars. (2) and (3)(A), and substituted “the Hazardous Substance Superfund financing rate under this section shall not apply” for “no tax shall be imposed under this section” in par. (3)(B).

Pub. L. 99–499, §§ 511(a), 512(b), amended subsec. (d) generally and redesignated it as (e). Prior to amendment and redesignation, subsec. (d), termination, read as follows: “The taxes imposed by this section shall not apply after September 30, 1985, except that if on September 30, 1983, or September 30, 1984—

“(1) the unobligated balance in the Hazardous Substance Response Trust Fund as of such date exceeds $900,000,000, and

“(2) the Secretary, after consultation with the Administrator of the Environmental Protection Agency, determines that such unobligated balance will exceed $500,000,000 on September 30 of the following year if no tax is imposed under section 4611 or 4661 during the calendar year following the date referred to above,

then no tax shall be imposed by this section during the first calendar year beginning after the date referred to in paragraph (1).”

Subsec. (f). Pub. L. 99–509, § 8032(c)(2), added subsec. (f).

Pub. L. 117–169, title I, § 13601(c), Aug. 16, 2022, 136 Stat. 1982, provided that: “The amendments made by this section [amending this section and section 9507 of this title] shall take effect on January 1, 2023.”

Pub. L. 116–260, div. EE, title I, § 117(b), Dec. 27, 2020, 134 Stat. 3051, provided that: “The amendment made by this section [amending this section] shall apply on and after January 1, 2021.”

Pub. L. 116–94, div. Q, title I, § 134(b), Dec. 20, 2019, 133 Stat. 3234, provided that: “The amendment made by this section [amending this section] shall apply on and after the first day of the first calendar month beginning after the date of the enactment of this Act [Dec. 20, 2019].”

Pub. L. 115–123, div. D, title I, § 40416(b), Feb. 9, 2018, 132 Stat. 152, provided that: “The amendment made by this section [amending this section] shall apply on and after the first day of the first calendar month beginning after the date of the enactment of this Act [Feb. 9, 2018].”

Amendment by Pub. L. 113–295 effective Dec. 19, 2014, subject to a savings provision, see section 221(b) of Pub. L. 113–295, set out as a note under section 1 of this title.

Pub. L. 110–343, div. B, title IV, § 405(a)(2), Oct. 3, 2008, 122 Stat. 3860, provided that: “The amendment made by this subsection [amending this section] shall apply on and after the first day of the first calendar quarter beginning more than 60 days after the date of the enactment of this Act [Oct. 3, 2008].”

Pub. L. 110–343, div. B, title IV, § 405(b)(3), Oct. 3, 2008, 122 Stat. 3861, provided that: “The amendments made by this subsection [amending this section] shall take effect on the date of the enactment of this Act [Oct. 3, 2008].”

Pub. L. 101–221, § 8(b), Dec. 12, 1989, 103 Stat. 1891, provided that: “The amendment made by subsection (a) [amending this section] shall take effect on the date of enactment of this Act [Dec. 12, 1989].”

Pub. L. 99–509, title VIII, § 8032(d), Oct. 21, 1986, 100 Stat. 1959, as amended by Pub. L. 99–514, § 2, Oct. 22, 1986, 100 Stat. 2095, provided that:

[Pub. L. 101–239, title VII, § 7505(d)(1), Dec. 19, 1989, 103 Stat. 2363, provided that: “For purposes of sections 8032(d) and 8033(c) of the Omnibus Budget Reconciliation Act of 1986 [Pub. L. 99–509, set out as notes above and under section 9509 of this title], the commencement date is January 1, 1990.”]

Pub. L. 99–499, title V, § 511(c), Oct. 17, 1986, 100 Stat. 1761, provided that: “The amendments made by this section [amending this section and repealing section 9653 of Title 42, The Public Health and Welfare] shall take effect on January 1, 1987.”

Pub. L. 99–499, title V, § 512(d), Oct. 17, 1986, 100 Stat. 1761, provided that: “The amendments made by this section [amending this section and section 4612 of this title] shall take effect on January 1, 1987.”

Pub. L. 96–510, title II, § 211(c), Dec. 11, 1980, 94 Stat. 2801, provided that: “The amendments made by this section [enacting subchapters A and B of this chapter] shall take effect on April 1, 1981.”

For short title of title II of Pub. L. 96–510 as the “Hazardous Substance Response Revenue Act of 1980”, see Short Title of 1980 Amendment note, set out under section 1 of this title.