---
kind: "section"
citation: "14 C.F.R. § 135.183"
title: "14"
number: "135.183"
heading: "Performance requirements: Land aircraft operated over water."
url: "https://uscodex.org/cfr/14/135.183"
---

# §135.183. Performance requirements: Land aircraft operated over water.


No person may operate a land aircraft carrying passengers over water unless—

- (a) It is operated at an altitude that allows it to reach land in the case of engine failure;
- (b) It is necessary for takeoff or landing;
- (c) It is a multiengine aircraft operated at a weight that will allow it to climb, with the critical engine inoperative, at least 50 feet a minute, at an altitude of 1,000 feet above the surface; or
- (d) **It is a helicopter equipped with helicopter flotation devices.**

## Notes

### 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.