CFR›Title 30›Chapter I›Part 14›Subpart B ContainsSections 14.20–14.23CorpusDaily eCFRDisplayed edition2026-04-15Last updated2026-04-15 Subpart B—Technical Requirements Sections 14.20 § 14.20 Flame resistance. 14.21 § 14.21 Laboratory-scale flame test apparatus. 14.22 § 14.22 Test for flame resistance of conveyor belts. 14.23 § 14.23 New technology. Previous A Subpart A—General Provisions