---
kind: "section"
citation: "14 C.F.R. § 25.1527"
title: "14"
number: "25.1527"
heading: "Ambient air temperature and operating altitude."
url: "https://uscodex.org/cfr/14/25.1527"
---

# §25.1527. Ambient air temperature and operating altitude.


The extremes of the ambient air temperature and operating altitude for which operation is allowed, as limited by flight, structural, powerplant, functional, or equipment characteristics, must be established.


## Notes

### Amendments

[Doc. No. 2000-8511, 66 FR 34024, June 26, 2001]

### Authority

Authority: 49 U.S.C. 106(f), 106(g), 40113, 44701, 44702 and 44704; Pub. L. 115-254, 132 Stat 3281 (49 U.S.C. 44903 note).

### Source

Source: Docket No. 5066, 29 FR 18291, Dec. 24, 1964, unless otherwise noted.

### Amendments

[Doc. No. 2000-8511, 66 FR 34024, June 26, 2001]