14 CFR 91.221
§ 91.221 Traffic alert and collision avoidance system equipment and use.
United States · 14 CFR — Aeronautics and Space · Status: effective
Cite this
- Citation
- 14 CFR 91.221, § 91.221 Traffic alert and collision avoidance system equipment and use, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/55943
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Full text
(a) All airspace: U.S.-registered civil aircraft. Any traffic alert and collision avoidance system installed in a U.S.-registered civil aircraft must be approved by the Administrator.
(b) Traffic alert and collision avoidance system, operation required. Each person operating an aircraft equipped with an operable traffic alert and collision avoidance system shall have that system on and operating.
Legislative history
This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.