14 CFR § 133.1 - Applicability.

---
identifier: "/us/cfr/t14/s133.1"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "14 CFR § 133.1 - Applicability."
title_number: 14
title_name: "Aeronautics and Space"
section_number: "133.1"
section_name: "Applicability."
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: "133"
part_name: "ROTORCRAFT EXTERNAL-LOAD OPERATIONS"
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(g), 40113, 44701-44702."
regulatory_source: "Docket 1529, 29 FR 603, Jan. 24, 1964, unless otherwise noted."
cfr_part: "133"
---


# 133.1 Applicability.

Except for aircraft subject to part 107 of this chapter, this part prescribes—

(a) Airworthiness certification rules for rotorcraft used in; and

(b) Operating and certification rules governing the conduct of rotorcraft external-load operations in the United States by any person.

(c) The certification rules of this part do not apply to—

(1) Rotorcraft manufacturers when developing external-load attaching means;

(2) Rotorcraft manufacturers demonstrating compliance of equipment utilized under this part or appropriate portions of part 27 or 29 of this chapter;

(3) Operations conducted by a person demonstrating compliance for the issuance of a certificate or authorization under this part;

(4) Training flights conducted in preparation for the demonstration of compliance with this part; or

(5) A Federal, State, or local government conducting operations with public aircraft.

(d) For the purpose of this part, a person other than a crewmember or a person who is essential and directly connected with the external-load operation may be carried only in approved Class D rotorcraft-load combinations.

[Docket 15176, 42 FR 24198, May 12, 1977, as amended by Amdt. 133-9, 51 FR 40707, Nov. 7, 1986; Docket FAA-2015-0150, Amdt. 133-15, 81 FR 42214, June 28, 2016]