14 CFR § 450.39 - Use of safety element approval.

---
identifier: "/us/cfr/t14/s450.39"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "14 CFR § 450.39 - Use of safety element approval."
title_number: 14
title_name: "Aeronautics and Space"
section_number: "450.39"
section_name: "Use of safety element approval."
chapter_name: "COMMERCIAL SPACE TRANSPORTATION, FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION"
subchapter_number: "C"
subchapter_name: "LICENSING"
part_number: "450"
part_name: "LAUNCH AND REENTRY LICENSE REQUIREMENTS"
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-2019-0229, Amdt. 450-2, 85 FR 79719, Dec. 10, 202085 FR 79739, Dec. 10, 2020, unless otherwise noted."
cfr_part: "450"
---


# 450.39 Use of safety element approval.

If an applicant proposes to use any vehicle, safety system, process, service, or personnel for which the FAA has issued a safety element approval under part 414 of this chapter, the FAA will not reevaluate that safety element during a license application evaluation to the extent its use is within its approved scope.