[Code of Federal Regulations]
[Title 27, Volume 1]
[Revised as of April 1, 2007]
From the U.S. Government Printing Office via GPO Access
[CITE: 27CFR21.21]

[Page 532]
 
            TITLE 27--ALCOHOL, TOBACCO PRODUCTS AND FIREARMS
 
 CHAPTER I--ALCOHOL AND TOBACCO TAX AND TRADE BUREAU, DEPARTMENT OF THE 
                                TREASURY
 
PART 21_FORMULAS FOR DENATURED ALCOHOL AND RUM--Table of Contents
 
             Subpart C_Completely Denatured Alcohol Formulas
 
Sec.  21.21  General.


    (a) Alcohol shall be completely denatured only in accordance with 
formulas prescribed in this subpart (or in accordance with Sec.  21.5).
    (b) Denaturers may be authorized to add a small quantity of an 
odorant, rust inhibitor, or dye to completely denatured alcohol. Any 
such addition shall be made only on approval by the appropriate TTB 
officer. Request for such approval shall be submitted to the appropriate 
TTB officer.
    (c) Odorants or perfume materials may be added to denaturants 
authorized for completely denatured alcohol in amounts not greater than 
1 part to 250, by weight. However, such addition shall not decrease the 
denaturing value nor change the chemical or physical constants beyond 
the limits of the specifications for these denaturants as prescribed in 
subpart E, except as to odor. Proprietors of distilled spirits plants 
using denaturants to which such odorants or perfume materials have been 
added shall inform the appropriate TTB officer, in writing, of the names 
and properties of the odorants or perfume materials so used.