Home › CFR › Title 14 › Part 21514 CFR Part 215 — Use and Change of Names of Air Carriers, Foreign Air Carriers and Commuter Air Carriers§ 215.1— Applicability.§ 215.2— Purpose.§ 215.3— Use of name.§ 215.4— Change of name or use of trade name.§ 215.5— Procedure in case of similarity of names.§ 215.6— Acknowledgment of registration.