27 C.F.R. § 25.191 General.
Title 27 - Alcohol, Tobacco Products and Firearms
A brewer may remove sour or damaged beer, or beer which the brewer has deliberately rendered unfit for beverage use, from the brewery without payment of tax for use in manufacturing. Unfit beer may be removed under this section for use as distilling material at alcohol fuel plants qualified under subpart Y of part 19 of this chapter. (Sec. 201, Pub. L. 85–859, 72 Stat. 1334, as amended (26 U.S.C. 5053))
Title 27: Alcohol, Tobacco and Firearms
PART 25—BEER
Subpart L—Removals Without Payment of Tax
Removal of Beer Unfit for Beverage Use
§ 25.191 General.