49 CFR 193.2917
§ 193.2917 Warning signs.
United States · 49 CFR — Transportation · Status: effective
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- Citation
- 49 CFR 193.2917, § 193.2917 Warning signs, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/257407
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Full text
(a) Warning signs must be conspicuously placed along each protective enclosure at intervals so that at least one sign is recognizable at night from a distance of 30m (100 ft.) from any way that could reasonably be used to approach the enclosure.
(b) Signs must be marked with at least the following on a background of sharply contrasting color:
The words “NO TRESPASSING,” or words of comparable meaning.
Legislative history
This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.