CFR›Title 27›Chapter I›Part 18›Subpart D ContainsSections 18.21–18.23; Subject groups Application–Changes After Original EstablishmentCorpusDaily eCFRDisplayed edition2026-04-24Last updated2026-04-24 Subpart D—Qualification Contents 18.21 § 18.21 General. 18.22 § 18.22 Restrictions as to location and use. 18.23 § 18.23 Registry of stills. Application Application Sections 18.24–18.27 Changes After Original Establishment Changes After Original Establishment Sections 18.31–18.43 Previous C Subpart C—Administrative and Miscellaneous Provisions Next E Subpart E—Operations