4.101—Use of the term “organic.”
        
        (a) 
         Use of the term “organic” is optional and is treated as “additional information on labels” under  § 4.38(f).
    
    
        
        (b) 
         Any use of the term “organic” on a wine label or in advertising of wine must comply with the United States Department of Agriculture's (USDA) National Organic Program rules ( 7 CFR part 205) as interpreted by the USDA.
    
    
        
        (c) 
         This section applies to labels and advertising that use the term “organic” on and after October 21, 2002.