Code of Federal Regulations Title 27. Alcohol, Tobacco Products and Firearms § 27.20.267 Filing and retaining records

(a) Keep on file for a period of not less than 3 years after the date of the report covering the operation, in such a way as to allow inspection by TTB officers, all those records of operations, all supporting or supplemental records, and copies of all reports as required by this part. However, the appropriate TTB officer may require that the records and copies of reports be kept for an additional period, not to exceed 3 years.

(b) File all records and copies of reports at the premises where the operations are conducted.

(c) Make the files of records and copies of reports available to TTB officers during regular business hours for examination.