CFR›Title 27›Chapter I›Part 4›Subpart A›27 CFR 4.1 Citation27 CFR 4.1CorpusDaily eCFRDisplayed edition2026-08-17Last updated2026-08-17 § 4.1 General.The regulations in this part relate to the labeling and advertising of wine. Next 4.2 § 4.2 Territorial extent.