U.S. CODE

U.S. Code

§ 4672. Definitions and special rules

(a) Taxable substance

For purposes of this subchapter—

(1) In general

The term “taxable substance” means any substance which, at the time of sale or use by the importer, is listed as a taxable substance by the Secretary for purposes of this subchapter.

(2) Determination of substances on list

A substance shall be listed under paragraph (1) if—

(A) the substance is contained in the list under paragraph (3), or

(B) the Secretary determines, in consultation with the Administrator of the Environmental Protection Agency and the Commissioner of Customs, that taxable chemicals constitute more than 50 percent of the weight (or more than 50 percent of the value) of the materials used to produce such substance (determined on the basis of the predominant method of production).

If an importer or exporter of any substance requests that the Secretary determine whether such substance be listed as a taxable substance under paragraph (1) or be removed from such listing, the Secretary shall make such determination within 180 days after the date the request was filed.

(3) Initial list of taxable substances



Cumene	Methylene chloride
Styrene	Polypropylene
Ammonium nitrate	Propylene glycol
Nickel oxide	Formaldehyde
Isopropyl alcohol	Acetone
Ethylene glycol	Acrylonitrile
Vinyl chloride	Methanol
Polyethylene resins, total	Propylene oxide
Polybutadiene	Polypropylene resins
Styrene-butadiene, latex	Ethylene oxide
Styrene-butadiene, snpf	Ethylene dichloride
Synthetic rubber, not containing fillers	Cyclohexane
Urea	Isophthalic acid
Ferronickel	Maleic anhydride
Ferrochromium nov 3 pct	Phthalic anhydride
Ferrochrome ov 3 pct. carbon	Ethyl methyl ketone
Unwrought nickel	Chloroform
Nickel waste and scrap	Carbon tetrachloride
Wrought nickel rods and wire	Chromic acid
Nickel powders	Hydrogen peroxide
Phenolic resins	Polystyrene homopolymer resins
Polyvinylchloride resins	Melamine
Polystyrene resins and copolymers	Acrylic and methacrylic acid resins
Ethyl alcohol for nonbeverage use	Vinyl resins
Ethylbenzene	Vinyl resins, NSPF.

(4) Modifications to list

The Secretary shall add to the list under paragraph (3) substances which meet either the weight or value tests of paragraph (2)(B) and may remove from such list only substances which meet neither of such tests.

(b) Other definitions

For purposes of this subchapter—

(1) Importer

The term “importer” means the person entering the taxable substance for consumption, use, or warehousing.

(2) Taxable chemicals; United States

The terms “taxable chemical” and “United States” have the respective meanings given such terms by section 4662 (a).

The provisions of subsections (a)(3) and (b)(3) of section 7652 shall not apply to any tax imposed by section 4671.

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