14 CFR § 63.1 - Applicability.

---
identifier: "/us/cfr/t14/s63.1"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "14 CFR § 63.1 - Applicability."
title_number: 14
title_name: "Aeronautics and Space"
section_number: "63.1"
section_name: "Applicability."
chapter_name: "FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION"
subchapter_number: "D"
subchapter_name: "AIRMEN"
part_number: "63"
part_name: "CERTIFICATION: FLIGHT CREWMEMBERS OTHER THAN PILOTS"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "49 U.S.C. 106(f), 40113, 44701-44703, 44707, 44709-44711, 45102-45103, 45301-45302."
cfr_part: "63"
---


# 63.1 Applicability.

This part prescribes the requirements for issuing flight engineer and flight navigator certificates and the general operating rules for holders of those certificates.