Section 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.T.D. ATF-483, 67 FR 62858, 10/8/2002