---
kind: "unit"
title: "14"
title_heading: "Aeronautics and Space"
key: "chI/subchC/part43"
level: "part"
label: "Part 43"
heading: "Maintenance, Preventive Maintenance, Rebuilding, and Alteration"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/14/chI-subchC-part43"
sections_count: 13
---

# Part 43 — Maintenance, Preventive Maintenance, Rebuilding, and Alteration

Title 14 C.F.R. — Aeronautics and Space › Chapter I — Federal Aviation Administration, Department of Transportation › Subchapter C — Aircraft

## Sections

- [§43.1. Applicability.](/cfr/14/43.1.md)
- [§43.2. Records of overhaul and rebuilding.](/cfr/14/43.2.md)
- [§43.3. Persons authorized to perform maintenance, preventive maintenance, rebuilding, and alterations.](/cfr/14/43.3.md)
- [§43.5. Approval for return to service after maintenance, preventive maintenance, rebuilding, or alteration.](/cfr/14/43.5.md)
- [§43.7. Persons authorized to approve aircraft, airframes, aircraft engines, propellers, appliances, or component parts for return to service after maintenance, preventive maintenance, rebuilding, or alteration.](/cfr/14/43.7.md)
- [§43.9. Content, form, and disposition of maintenance, preventive maintenance, rebuilding, and alteration records (except inspections performed in accordance with part 91, part 125, § 135.411(a)(1), and § 135.419 of this chapter).](/cfr/14/43.9.md)
- [§43.10. Disposition of life-limited aircraft parts.](/cfr/14/43.10.md)
- [§43.11. Content, form, and disposition of records for inspections conducted under parts 91 and 125 and §§ 135.411(a)(1) and 135.419 of this chapter.](/cfr/14/43.11.md)
- [§43.12. Reserved](/cfr/14/43.12.md)
- [§43.13. Performance rules (general).](/cfr/14/43.13.md)
- [§43.15. Additional performance rules for inspections.](/cfr/14/43.15.md)
- [§43.16. Airworthiness limitations.](/cfr/14/43.16.md)
- [§43.17. Maintenance, preventive maintenance, and alterations performed on U.S. aeronautical products by certain Canadian persons.](/cfr/14/43.17.md)