27 C.F.R. § 20.37 Filing of qualifying documents.
Title 27 - Alcohol, Tobacco Products and Firearms
All documents returned to a permittee or other person as evidence of compliance with requirements of this part, or as authorization, shall except as otherwise provided, be kept readily available for inspection by an appropriate TTB officer during business hours.
Title 27: Alcohol, Tobacco and Firearms
PART 20—DISTRIBUTION AND USE OF DENATURED ALCOHOL AND RUM
Subpart C—Administrative Provisions
Document Requirements
§ 20.37 Filing of qualifying documents.
