republic-os/legal/us/code/title-26/chapter-38/section-4661.md

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LegalText	26 U.S.C. § 4661	Imposition of tax	us	united_states_code	code_section	26	INTERNAL REVENUE CODE	38	ENVIRONMENTAL TAXES	4661	26 U.S.C. § 4661	current	119-100	2026-06-26	official	https://uscode.house.gov/download/releasepoints/us/pl/119/100/xml_usc26@119-100.zip	/us/usc/t26/s4661	data/legal/raw/us/code/title-26/usc26.xml	2bc029688f1c451a7081e9e016ff11d16bba300af5e6b241ed892bec48576b02	a261f094809116f42a96648a3d5eee80fa010379d67412551c21dd5c900b27f4	07bb44b334b4204745cd0d323e6eb09640ddbfb985556592a7b68929880d1f60	2026-07-04	official	legal us-code

26 U.S.C. § 4661 - Imposition of tax

Text

(a) General rule There is hereby imposed a tax on any taxable chemical sold by the manufacturer, producer, or importer thereof.

(b) Amount of Tax The amount of tax imposed by subsection (a) shall be determined in accordance with the following table: In the case of:The tax is the following amount per ton: Acetylene$9.74 Benzene9.74 Butane9.74 Butylene9.74 Butadiene9.74 Ethylene9.74 Methane6.88 Napthalene9.74 Propylene9.74 Toluene9.74 Xylene9.74 Ammonia5.28 Antimony8.90 Antimony trioxide7.50 Arsenic8.90 Arsenic trioxide6.82 Barium sulfide4.60 Bromine8.90 Cadmium8.90 Chlorine5.40 Chromium8.90 Chromite3.04 Potassium dichromate3.38 Sodium dichromate3.74 Cobalt8.90 Cupric sulfate3.74 Cupric oxide7.18 Cuprous oxide7.94 Hydrochloric acid0.58 Hydrogen fluoride8.46 Lead oxide8.28 Mercury8.90 Nickel8.90 Phosphorus8.90 Stannous chloride5.70 Stannic chloride4.24 Zinc chloride4.44 Zinc sulfate3.80 Potassium hydroxide0.44 Sodium hydroxide0.56 Sulfuric acid0.52 Nitric acid0.48.

(c) Termination No tax shall be imposed by this section after December 31, 2031.

(Added Pub. L. 96–510, title II, § 211(a), Dec. 11, 1980, 94 Stat. 2798; amended Pub. L. 99–499, title V, § 513(a), Oct. 17, 1986, 100 Stat. 1761; Pub. L. 99–509, title VIII, § 8032(c)(3), Oct. 21, 1986, 100 Stat. 1958; Pub. L. 117–58, div. H, title II, § 80201(a)(1), (b)(1), Nov. 15, 2021, 135 Stat. 1328, 1329.)

Notes

Editorial Notes

Codification Amendment by Pub. L. 99–509, title VIII, § 8031(d)(2), Oct. 21, 1986, 100 Stat. 1956, to subsec. (c) of this section was 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.

Amendments2021—Subsec. (b). Pub. L. 117–58, § 80201(b)(1), amended subsec. (b) generally. Prior to amendment, subsec. (b) set out the amount of tax on certain taxable chemicals. Subsec. (c). Pub. L. 117–58, § 80201(a)(1), amended subsec. (c) generally. Prior to amendment, text read as follows: “No tax shall be imposed under this section during any period during which the Hazardous Substance Superfund financing rate under section 4611 does not apply.” 1986—Subsec. (b). Pub. L. 99–499 inserted at end “For periods before 1992, the item relating to xylene in the preceding table shall be applied by substituting ‘10.13’ for ‘4.87’.” Subsec. (c). Pub. L. 99–509 substituted “the Hazardous Substance Superfund financing rate under section 4611 does not apply” for “no tax is imposed under section 4611(a)”.

Statutory Notes and Related Subsidiaries

Effective Date of 2021 AmendmentPub. L. 117–58, div. H, title II, § 80201(d), Nov. 15, 2021, 135 Stat. 1330, provided that: “The amendments made by this section [amending this section and sections 4671 and 4672 of this title] shall take effect on July 1, 2022.”

Effective Date of 1986 AmendmentsAmendment by Pub. L. 99–509 effective on commencement date as defined in former section 4611(f)(2), see section 8032(d) of Pub. L. 99–509, set out as a note under section 4611 of this title. Pub. L. 99–499, title V, § 513(h), Oct. 17, 1986, 100 Stat. 1765, as amended by Pub. L. 99–514, § 2, Oct. 22, 1986, 100 Stat. 2095, provided that: “(1) In general.—Except as otherwise provided in this subsection, the amendments made by this section [amending this section and section 4662 of this title] shall take effect on January 1, 1987. “(2) Repeal of tax on xylene for periods before october 1, 1985.—“(A) Refund of tax previously imposed.—“(i) In general.—In the case of any tax imposed by section 4661 of the Internal Revenue Code of 1986 [formerly I.R.C. 1954] on the sale or use of xylene before October 1, 1985, such tax (including interest, additions to tax, and additional amounts) shall not be assessed, and if assessed, the assessment shall be abated, and if collected shall be credited or refunded (with interest) as an overpayment. “(ii) Condition to allowance.—Clause (i) shall not apply to a sale of xylene unless the person who (but for clause (i)) would be liable for the tax imposed by section 4661 on such sale meets requirements similar to the requirements of paragraph (1) of section 6416(a) of such Code. For purposes of the preceding sentence, subparagraph (A) of section 6416(a)(1) of such Code shall be applied without regard to the material preceding ‘has not collected’. “(B) Waiver of statute of limitations.—If on the date of the enactment of this Act [Oct. 17, 1986] (or at any time within 1 year after such date of enactment) refund or credit of any overpayment of tax resulting from the application of subparagraph (A) is barred by any law or rule of law, refund or credit of such overpayment shall, nevertheless, be made or allowed if claim therefor is filed before the date 1 year after the date of the enactment of this Act. “(C) Xylene to include isomers.—For purposes of this paragraph, the term ‘xylene’ shall include any isomer of xylene whether or not separated. “(3) Inventory exchanges.—“(A) In general.—Except as otherwise provided in this paragraph, the amendment made by subsection (f) [amending section 4662 of this title] shall apply as if included in the amendments made by section 211 of the Hazardous Substance Response Revenue Act of 1980 [Pub. L. 96–510, enacting this chapter]. “(B) Recipient must agree to treatment as manufacturer.—In the case of any inventory exchange before January 1, 1987, the amendment made by subsection (f) shall apply only if the person receiving the chemical from the manufacturer, producer, or importer in the exchange agrees to be treated as the manufacturer, producer, or importer of such chemical for purposes of subchapter B of chapter 38 of the Internal Revenue Code of 1986. “(C) Exception where manufacturer paid tax.—In the case of any inventory exchange before January 1, 1987, the amendment made by subsection (f) shall not apply if the manufacturer, producer, or importer treated such exchange as a sale for purposes of section 4661 of such Code and paid the tax imposed by such section. “(D) Registration requirements.—Section 4662(c)(2)(B) of such Code (as added by subsection (f)) shall apply to exchanges made after December 31, 1986. “(4) Exports of taxable substances.—Subclause (II) of section 4662(e)(2)(A)(ii) of such Code (as added by this section) shall not apply to the export of any taxable substance (as defined in section 4672(a) of such Code) before January 1, 1989. “(5) Sales of intermediate hydrocarbon streams.—“(A) In general.—Except as otherwise provided in this paragraph, the amendment made by subsection (g) [amending section 4662 of this title] shall apply as if included in the amendments made by section 211 of the Hazardous Substances Response Revenue Act of 1980. “(B) Purchaser must agree to treatment as manufacturer.—In the case of any sale before January 1, 1987, of any intermediate hydrocarbon stream, the amendment made by subsection (g) shall apply only if the purchaser agrees to be treated as the manufacturer, producer, or importer for purposes of subchapter B of chapter 38 of such Code. “(C) Exception where manufacturer paid tax.—In the case of any sale before January 1, 1987, of any intermediate hydrocarbon stream, the amendment made by subsection (g) shall not apply if the manufacturer, producer, or importer of such stream paid the tax imposed by section 4661 with respect to such sale on all taxable chemicals contained in such stream. “(D) Registration requirements.—Section 4662(b)(10)(C) of such Code (as added by subsection (g)) shall apply to exchanges made after December 31, 1986.”

Effective DateSubchapter effective Apr. 1, 1981, see section 211(c) of Pub. L. 96–510, set out as a note under section 4611 of this title.