Section 45-49-21 - Identification numbers; registration; documentation(a) Notwithstanding any other law to the contrary, when a licensee of the Alcoholic Beverage Control Board makes a retail sale in Mobile County, for off-premises consumption of beer or malt beverages in a keg which is either sold or leased in the sales transaction in Mobile County, the licensee shall affix an identification number on the keg and shall register the keg in the name of the buyer or lessor of the keg. Documentation of the sale or lease transaction, including verification that the purchaser was of legal drinking age, the amount of beer or malt beverage sold in the keg, and the name of the person or entity which purchased or leased the keg shall be retained by the licensee for 30 days from the date of the transaction.(b) For purposes of this section, the term keg means any brewery-sealed container of beer or malt or brewed beverage which has a capacity of not less than two gallons.(c) The Mobile County Sheriff's Department shall promulgate the necessary rules and regulations to carry out this section.(d) Failure by a licensee to comply with this section shall constitute a violation.Ala. Code § 45-49-21 (1975)