---
kind: "section"
citation: "14 C.F.R. § 25.1301"
title: "14"
number: "25.1301"
heading: "Function and installation."
url: "https://uscodex.org/cfr/14/25.1301"
---

# §25.1301. Function and installation.


Each item of installed equipment must—

- (a) Be of a kind and design appropriate to its intended function;
- (b) Be labeled as to its identification, function, or operating limitations, or any applicable combination of these factors; and
- (c) **Be installed according to limitations specified for that equipment.**

## Notes

### Amendments

[Doc. No. FAA-2022-1544, 89 FR 68735, Aug. 27, 2024]

### 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. FAA-2022-1544, 89 FR 68735, Aug. 27, 2024]