---
kind: "section"
citation: "14 C.F.R. § 135.601"
title: "14"
number: "135.601"
heading: "Applicability and definitions."
url: "https://uscodex.org/cfr/14/135.601"
---

# §135.601. Applicability and definitions.

- (a) **Applicability.** This subpart prescribes the requirements applicable to each certificate holder conducting helicopter air ambulance operations.
- (b) **Definitions.** For purposes of this subpart, the following definitions apply:
  - (1) Helicopter air ambulance operation means a flight, or sequence of flights, with a patient or medical personnel on board, for the purpose of medical transportation, by a [part 135](/cfr/14/part135.md) certificate holder authorized by the Administrator to conduct helicopter air ambulance operations. A helicopter air ambulance operation includes, but is not limited to—
    - (i) Flights conducted to position the helicopter at the site at which a patient or donor organ will be picked up.
    - (ii) **Flights conducted to reposition the helicopter after completing the patient, or donor organ transport.**
    - (iii) Flights initiated for the transport of a patient or donor organ that are terminated due to weather or other reasons.
  - (2) Medical personnel means a person or persons with medical training, including but not limited to flight physicians, flight nurses, or flight paramedics, who are carried aboard a helicopter during helicopter air ambulance operations in order to provide medical care.
  - (3) Mountainous means designated mountainous areas as listed in [part 95](/cfr/14/part95.md) of this chapter.
  - (4) Nonmountainous means areas other than mountainous areas as listed in [part 95](/cfr/14/part95.md) of this chapter.

## Notes

### Source

Source: Docket FAA-2010-0982, 79 FR 9975, Feb. 21, 2014, unless otherwise noted.

### Authority

Authority: 49 U.S.C. 106(f), 40113, 41706, 44701-44702, 44705, 44709, 44711-44713, 44715-44717, 44722, 44730, 45101-45105; Pub. L. 112-95, 126 Stat. 58 (49 U.S.C. 44730).

### Source

Source: Docket 16097, 43 FR 46783, Oct. 10, 1978, unless otherwise noted.