This page is intended as a repository for legacy launch and reentry regulations (Part 415/417, Part 431, or Part 435) that will be removed from the CFR on March 10, 2026. Licenses issued under Legacy Regulations will expire no later than March 9, 2026 and no new license applications are being accepted under legacy regulations. Vehicle operators will need to come into compliance with Part 450 to continue operations after March 9, 2026. Please see the Vehicle Operator Licenses page for more information on Part 450 regulations, guidance materials, and workshop videos.
If you are seeking information on a new license, permit, or approval, please use our Commercial Space Transportation Assistance Tool.
Vehicle Operator Licenses
|REGULATIONS (CFR Link)||TITLE||APPLICATION CHECKLIST (MS EXCEL)|
|14 CFR Part 415 / 417 (Legacy)||Expendable Launch License||Part 415 Launch License (other than RLV) Checklist (MS Excel)
Part 417 Launch Safety (ELV) Checklist (MS Excel)
|14 CFR Part 431 (Legacy)||Reusable Launch Vehicle||Part 431 Launch and Reentry of RLV Checklist (MS Excel)|
|14 CFR Part 435 (Legacy)||Launch and Reentry Vehicle||Part 435 Reentry of a Reentry Vehicle Other than RLV Checklist (MS Excel)|