14 CFR · Part 27
14 CFR § 27.1391
Minimum intensities in the horizontal plane of forward and rear position lights.
Each position light intensity must equal or exceed the applicable values in the following table:
| Dihedral angle (light included) | Angle from right or left of longitudinal axis, measured from dead ahead | Intensity (candles) |
|---|---|---|
| L and R (forward red and green) | 10° to 10° 10° to 20° 20° to 110° | 40 30 5 |
| A (rear white) | 110° to 180° | 20 |
Reflects the eCFR edition current as of September 29, 2026. Retrieved from ecfr.gov on October 16, 2026.
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