[Code of Federal Regulations] [Title 27, Volume 1] [Revised as of April 1, 2002] From the U.S. Government Printing Office via GPO Access [CITE: 27CFR20.37] [Page 433] TITLE 27--ALCOHOL, TOBACCO PRODUCTS AND FIREARMS CHAPTER I--BUREAU OF ALCOHOL, TOBACCO AND FIREARMS, DEPARTMENT OF THE TREASURY PART 20--DISTRIBUTION AND USE OF DENATURED ALCOHOL AND RUM--Table of Contents Subpart C--Administrative Provisions Sec. 20.37 Filing of qualifying documents. 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 ATF officer during business hours.