14 CFR § 119.47 - Maintaining a principal base of operations, main operations base, and main maintenance base; change of address.

---
identifier: "/us/cfr/t14/s119.47"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "14 CFR § 119.47 - Maintaining a principal base of operations, main operations base, and main maintenance base; change of address."
title_number: 14
title_name: "Aeronautics and Space"
section_number: "119.47"
section_name: "Maintaining a principal base of operations, main operations base, and main maintenance base; change of address."
chapter_name: "FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION"
subchapter_number: "G"
subchapter_name: "AIR CARRIERS AND OPERATORS FOR COMPENSATION OR HIRE: CERTIFICATION AND OPERATIONS"
part_number: "119"
part_name: "CERTIFICATION: AIR CARRIERS AND COMMERCIAL OPERATORS"
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), 40101, 40102, 40103, 40113, 44105, 44106, 44111, 44701-44717, 44722, 44901, 44903, 44904, 44906, 44912, 44914, 44936, 44938, 46103, 46105; sec. 215, Pub. L. 111-216, 124 Stat. 2348."
regulatory_source: "Docket 28154, 60 FR 65913, Dec. 20, 1995, unless otherwise noted."
cfr_part: "119"
---


# 119.47 Maintaining a principal base of operations, main operations base, and main maintenance base; change of address.

(a) Each certificate holder must maintain a principal base of operations. Each certificate holder may also establish a main operations base and a main maintenance base which may be located at either the same location as the principal base of operations or at separate locations.

(b) At least 30 days before it proposes to establish or change the location of its principal base of operations, its main operations base, or its main maintenance base, a certificate holder must provide written notification to its responsible Flight Standards office.

[Docket 28154, 60 FR 65913, Dec. 20, 1995, as amended by Docket FAA-2018-0119, Amdt. 119-19, 83 FR 9172, Mar. 5, 2018]