CFR > Title 27 - Alcohol, Tobacco Products and Firearms > CHAPTER I—ALCOHOL AND TOBACCO TAX AND TRADE BUREAU, DEPARTMENT OF THE TREASURY > SUBCHAPTER A—LIQUORS (parts 1 to 31) > PART 19—DISTILLED SPIRITS PLANTS > SUBPART N—Processing of Distilled Spirits (§19.341 to §19.372) > 19.348—Formula requirements.

19.348—Formula requirements.

A proprietor must obtain approval of a formula on form TTB F 5100.51 as provided in §§ 5.26 and 5.27 of this chapter before a proprietor may:
(a) Blend, mix, purify, refine, compound, or treat spirits in any manner which results in a change of character, composition, class, or type of the spirits, including redistillation as provided in § 19.314; or
(b) Produce gin or vodka by other than original and continuous distillation.

Code of Federal Regulations

( 26 U.S.C. 5201, 5555 )