CFR›Title 14›Chapter I›Part 27›Subpart A ContainsSections 27.1–27.2CorpusDaily eCFRDisplayed edition2026-04-27Last updated2026-04-27 Subpart A—General Sections 27.1 § 27.1 Applicability. 27.2 § 27.2 Special retroactive requirements. Next Appendix A to Part 27 Appendix A to Part 27—Instructions for Continued Airworthiness