14 CFR 31.83
§ 31.83 Conspicuity.
United States · 14 CFR — Aeronautics and Space · Status: effective
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- Citation
- 14 CFR 31.83, § 31.83 Conspicuity, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/55036
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Full text
The exterior surface of the envelope must be of a contrasting color or colors so that it will be conspicuous during operation. However, multicolored banners or streamers are acceptable if it can be shown that they are large enough, and there are enough of them of contrasting color, to make the balloon conspicuous during flight.
Legislative history
This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.