011-20 Wyo. Code R. § 20-19
(a) As provided in W.S. 12-2-502, licensees must affix an identification label or tag, to be provided by the Wyoming Liquor Division, on every beer keg sold. Identification labels or tags removed by the licensee shall be kept on file for no less than 90 days from date of return. Any licensee who currently or begins selling beer kegs must identify themselves to the Wyoming Liquor Division for keg registration purposes.
(b) As provided in W.S. W.S. W.S. 12-2-503, a record of each sale shall be maintained by the licensee for no less than 90 days from date of sale. Records shall be kept on a form provided by the Wyoming Liquor Division. Licensees shall make the records available during regular business hours for inspection by a peace officer or agent of the Wyoming Liquor Division.
(c) Identification labels or tags and forms will be issued within 30 days of licensee's request.
011-20 Wyo. Code R. § 20-19