- Part 91 Approved Inspection Programs
- Date issued
- Office of Primary Responsibility
This advisory circular (AC) prescribes the procedures to develop and submit aircraft owner- and operator-specific inspection programs in accordance with an inspection program selected under the provisions of Title 14 of the Code of Federal Regulations (14 CFR) part 91, § 91.409(f)(4), and satisfies the requirements of § 91.409(g) for review and approval by the Federal Aviation Administration (FAA). This AC is not mandatory and does not constitute a regulation. This AC describes an acceptable means, but not the only means, to develop an Approved Inspection Program (AIP). However, if you use the means described in the AC, you must follow it in all important respects.
- Editorial Update AC 91-90 (PDF)
- AC 91-90 (PDF)