27 C.F.R. § 29.53 Identification of distilling apparatus.
Title 27 - Alcohol, Tobacco Products and Firearms
(a) General. Each still or condenser manufactured will be identified by the manufacturer as follows: (1) Name of manufacturer. (2) Address of manufacturer. (3) Manufacturer's serial number for the apparatus. (b) Marking requirements. The apparatus will be identified in a legible and durable manner. The required identification marks will be placed on the apparatus in a location where they will not be obscured or concealed.
Title 27: Alcohol, Tobacco and Firearms
PART 29—STILLS AND MISCELLANEOUS REGULATIONS
Subpart C—Stills
§ 29.53 Identification of distilling apparatus.