# FAA-TC-JAS4-1-Stage5 (us_faa)

FAA final airworthiness criteria published in Federal Register for Joby Model JAS4-1 powered-lift eVTOL (special class under 14 CFR Part 21). Effective April 8, 2024. First eVTOL developer to complete Stage 3 (certification plans accepted). Entered Stage 5 (TIA testing) December 2024. TIA flight testing with FAA pilots scheduled for 2026.

## Key facts

- Jurisdiction: us_faa
- Filing type: faa_action
- Status: granted
- Filing number: FAA-TC-JAS4-1-Stage5
- Filing date: 2024-03-08
- Decision date: 2024-04-08
- Verification posture: verified

## Applicant

- [Joby Aviation](/companies/joby-aviation.md)

## Sources (2)

- [https://www.govinfo.gov/content/pkg/FR-2024-03-08/pdf/2024-04690.pdf](https://www.govinfo.gov/content/pkg/FR-2024-03-08/pdf/2024-04690.pdf)
- [https://www.jobyaviation.com/news/joby-successfully-conducts-first-faa-testing-under-tia-begins-final-phase-of-certification-program](https://www.jobyaviation.com/news/joby-successfully-conducts-first-faa-testing-under-tia-begins-final-phase-of-certification-program)

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