25.1.8.180 Requirements for Clearance, Side Marker and Other Lamps

(a) Clearance, side marker, and other lamps; mounting. Except for temporary side marker and clearance lamps on motor vehicles, as enumerated in Section 66-3-808, being transported in drive-away/tow-away operation, temporary electric lamps on projecting loads, and temporary marker Lampson pole trailers, all lamps shall be permanently and securely mounted in workmanlike manner on a permanent part of the motor vehicle. All clearance lamps and side marker lamps must be firmly attached.

(b) Clearance, Side Marker, Tail, and Projecting Load-Marker Lamps. Visibility, clearance, side marker, tail and projecting load marker lamps shall be so mounted as to be capable of being seen from a distance of at least 500 feet under clear atmospheric conditions during the time lamps are required to be lighted. The light from front clearance lamps shall be visible to the front and that from side marker lamps to the side, that from rear clearance and tail lamps to the rear. This section shall not be construed to apply to lamps which are obscured by another unit or combination of vehicles.

(c) Clearance, Side Marker, Tail, Projecting Marker Lamps; Specifications. Clearance, side marker, tail and projecting load marker lamps shall be construed and installed so as to provide an adequate and reliable warning signal.