14 CFR · Part 29
14 CFR § 29.1322
Warning, caution, and advisory lights.
If warning, caution or advisory lights are installed in the cockpit they must, unless otherwise approved by the Administrator, be—
Red, for warning lights (lights indicating a hazard which may require immediate corrective action);
Amber, for caution lights (lights indicating the possible need for future corrective action);
Green, for safe operation lights; and
Any other color, including white, for lights not described in paragraphs (a) through (c) of this section, provided the color differs sufficiently from the colors prescribed in paragraphs (a) through (c) of this section to avoid possible confusion.
Reflects the eCFR edition current as of September 29, 2026. Retrieved from ecfr.gov on October 16, 2026.
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