- Submittal Of Data To An ACO, A DER Or An ODA For A Major Repair Or Major Alteration
- Date issued
- Office of Primary Responsibility
This advisory circular (AC) provides guidance for creating a complete data package when data is submitted to a Federal Aviation Administration (FAA), aircraft certification office (ACO) or to FAA designees, to support a major repair or major alteration.
- AC 21-47 (PDF)