CFR›Title 14›Chapter II›Part 372›14 CFR Part 372 Subpart D Citation14 CFR Part 372 Subpart DContainsSections § 372.30–§ 372.33CorpusDaily eCFRDisplayed edition2026-08-05Last updated2026-08-05 Subpart D—Operating Authorization Sections § 372.30 § 372.30 Application. § 372.31 § 372.31 Issuance. § 372.32 § 372.32 Effective period. § 372.33 § 372.33 Nontransferability. Authority49 U.S.C. Chapters 401, 411, 413, 417.SourceSPR-54, 37 FR 11163, June 3, 1972, unless otherwise noted.