# OpenAirDocs data, release 2026-10-21

- Airworthiness directives: 20,326
- Proposed ADs: 10,790
- NTSB investigations: 180,553
- SAIBs: 1,338
- Airworthiness concern sheets: 95
- Type certificate data sheets: 2,257
- Supplemental type certificates: 49,233
- Advisory circulars: 1,687
- Registered aircraft: 317,759
- Deregistered aircraft: 383,637
- Service difficulty reports: 1,767,519
- FAA incident reports: 234,247
- JASC codes: 547

Parquet files: https://openairdocs.org/data/latest/<table>.parquet

Data dictionary: https://openairdocs.org/data/dictionary.md

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From OpenAirDocs.org, an independent open copy of FAA data. Only the Federal Register edition on govinfo.gov is the official legal text of an AD.