StacksVerified U.S. regulatory reference

49 CFR §38.157

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
  1. (a)Any stepwell or doorway immediately adjacent to the driver shall have, when the door is open, at least 2 foot-candles of illumination measured on the step tread.
  2. (b)The vehicle doorway shall have outside light(s) which, when the door is open, provide at least 1 foot-candle of illumination on the pathway to the door for a distance of 3 feet (915 mm) to the bottom step tread or lift outer edge. Such light(s) shall be shielded to protect the eyes of entering and exiting passengers.