27 CFR 16.21 : Alcohol, Tobacco Products And Firearms (§ 1.1 To Parts 647-699) — (§ 1.1 To Parts 32-39) — Alcohol And Tobacco Tax And Trade Bureau, Department Of The Treasury (§ 1.1 To Parts 32-39) — Alcohol (§ 1.1 To Parts 32-39) — Alcoholic Beverage Health Warning Statement (§ 16.1 To § 16.33) — Health Warning Statement Requirements For Alcoholic Beverages (§ 16.20 To § 16.22) — Mandatory label information.