Regulations last checked for updates: May 05, 2025

Title 27 - Alcohol, Tobacco Products and Firearms last revised: Mar 20, 2025
§ 21.92 - Denaturants listed as U.S.P. or N.F.

Denaturing materials and products listed in this part as “U.S.P.” or “N.F.” shall meet the specifications set forth in the current United States Pharmacopoeia or National Formulary, or the latest volume of these publications in which the denaturants appeared as official preparations.

source: T.D. ATF-133, 48 FR 24673, June 2, 1983, unless otherwise noted.
cite as: 27 CFR 21.92