14 CFR § 437.77 - Additional safety requirements.

---
identifier: "/us/cfr/t14/s437.77"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "14 CFR § 437.77 - Additional safety requirements."
title_number: 14
title_name: "Aeronautics and Space"
section_number: "437.77"
section_name: "Additional safety requirements."
chapter_name: "COMMERCIAL SPACE TRANSPORTATION, FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION"
subchapter_number: "C"
subchapter_name: "LICENSING"
part_number: "437"
part_name: "EXPERIMENTAL PERMITS"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "51 U.S.C. 50901-50923."
regulatory_source: "Docket No. FAA-2006-24197, 72 FR 17019, Apr. 6, 2007, unless otherwise noted."
cfr_part: "437"
---


# 437.77 Additional safety requirements.

The FAA may impose additional safety requirements on an applicant or permittee proposing an activity with a hazard not otherwise addressed in this part. This may include a toxic hazard or the use of solid propellants. The FAA may also require the permittee to conduct additional analyses of the cause of any anomaly and corrective actions.