27 C.F.R. § 19.646 Age of whisky containing no neutral spirits.
Title 27 - Alcohol, Tobacco Products and Firearms
In the case of whisky containing no neutral spirits, statements of age and percentage shall be stated on the label as provided in 27 CFR part 5. (Sec. 201, Pub. L. 85–859, 72 Stat. 1356, as amended (26 U.S.C. 5201))
Title 27: Alcohol, Tobacco and Firearms
PART 19—DISTILLED SPIRITS PLANTS
Subpart S—Liquor Bottle and Label Requirements
Bottle Label Requirements
§ 19.646 Age of whisky containing no neutral spirits.