27 C.F.R. § 19.1005 Authorized materials.
Title 27 - Alcohol, Tobacco Products and Firearms
(a) General. The appropriate TTB officer shall determine and authorize for use materials for rendering spirits unfit for beverage use which will not impair the quality of the spirits for fuel use. Spirits treated under this section will be considered rendered unfit for beverage use and eligible for withdrawal as fuel alcohol. (b) List. The appropriate TTB officer will compile and issue periodically a list of materials authorized for rendering spirits unfit for beverage use. The list will specify for each material (1) name and (2) quantity required to render spirits unfit for beverage use. The list may be obtained by accessing the TTB Web site (http://www.ttb.gov). (c) Authorized material. Until issuance of the initial list of materials authorized for rendering spirits unfit for beverage use, proprietors are authorized to add to each 100 gallons of spirits any of the following materials in the quantities specified. (1) 2 gallons or more of— (i) Gasoline or automotive gasoline (for use in engines which require unleaded gasoline Environmental Protection Agency and manufacturers specifications may require that unleaded gasoline be used to render the spirits unfit for beverage use). (ii) Kerosene, (iii) Deodorized kerosene, (iv) Rubber hydrocarbon solvent, (v) Methyl isobutyl ketone, (vi) Mixed isomers of nitropropane, (vii) Heptane, or, (viii) Any combination of (i) through (vii); or (2) (Sec. 232, Pub. L. 96–223, 94 Stat. 278 (26 U.S.C. 5181)) [T.D. ATF–198, 50 FR 8464, Mar. 1, 1985, as amended by T.D. ATF–249, 52 FR 5961, Feb. 27, 1987; T.D. ATF–442, 66 FR 12854, Mar. 1, 2001]
Title 27: Alcohol, Tobacco and Firearms
PART 19—DISTILLED SPIRITS PLANTS
Subpart Y—Distilled Spirits For Fuel Use
Materials for Rendering Spirits Unfit for Beverage Use
§ 19.1005 Authorized materials.

