# 14 CFR § 27.1301: Function and installation

> Federal · Regulations · In force

URL: https://www.frixlaw.com/law-library/statutes/ecfr-14-27.1301

## Section

- **Citation:** 14 CFR § 27.1301
- **Heading:** Function and installation
- **Jurisdiction:** Federal
- **Kind:** Regulations
- **Status:** In force
- **Text as of:** September 22, 2026
- **Source:** Publisher's official text
- **Location:** Title 14—Aeronautics and Space > CHAPTER I—FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION > SUBCHAPTER C—AIRCRAFT > PART 27—AIRWORTHINESS STANDARDS: NORMAL CATEGORY ROTORCRAFT > Subpart F—Equipment > General

## Text

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;
(c) Be installed according to limitations specified for that equipment; and
(d) Function properly when installed.

## Nearby sections

- [14 CFR § 27.1301 § 27.1301 Function and installation.](https://www.frixlaw.com/law-library/statutes/ecfr-14-27.1301.md)
- [14 CFR § 27.1303 § 27.1303 Flight and navigation instruments.](https://www.frixlaw.com/law-library/statutes/ecfr-14-27.1303.md)
- [14 CFR § 27.1305 § 27.1305 Powerplant instruments.](https://www.frixlaw.com/law-library/statutes/ecfr-14-27.1305.md)
- [14 CFR § 27.1307 § 27.1307 Miscellaneous equipment.](https://www.frixlaw.com/law-library/statutes/ecfr-14-27.1307.md)
- [14 CFR § 27.1309 § 27.1309 Equipment, systems, and installations.](https://www.frixlaw.com/law-library/statutes/ecfr-14-27.1309.md)
- [14 CFR § 27.1316 § 27.1316 Electrical and electronic system lightning protection.](https://www.frixlaw.com/law-library/statutes/ecfr-14-27.1316.md)
- [14 CFR § 27.1317 § 27.1317 High-intensity Radiated Fields (HIRF) Protection.](https://www.frixlaw.com/law-library/statutes/ecfr-14-27.1317.md)
- [14 CFR § 27.1321 § 27.1321 Arrangement and visibility.](https://www.frixlaw.com/law-library/statutes/ecfr-14-27.1321.md)
- [14 CFR § 27.1322 § 27.1322 Warning, caution, and advisory lights.](https://www.frixlaw.com/law-library/statutes/ecfr-14-27.1322.md)
- [14 CFR § 27.1323 § 27.1323 Airspeed indicating system.](https://www.frixlaw.com/law-library/statutes/ecfr-14-27.1323.md)
- [14 CFR § 27.1325 § 27.1325 Static pressure systems.](https://www.frixlaw.com/law-library/statutes/ecfr-14-27.1325.md)
- [14 CFR § 27.1327 § 27.1327 Magnetic direction indicator.](https://www.frixlaw.com/law-library/statutes/ecfr-14-27.1327.md)
- [14 CFR § 27.1329 § 27.1329 Automatic pilot and flight guidance system.](https://www.frixlaw.com/law-library/statutes/ecfr-14-27.1329.md)
- [14 CFR § 27.1337 § 27.1337 Powerplant instruments.](https://www.frixlaw.com/law-library/statutes/ecfr-14-27.1337.md)

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Source: Frix Law Library, https://www.frixlaw.com/law-library/statutes/ecfr-14-27.1301. Check the current official text before relying on it. Not legal advice.