Section 39-21-04 - Taillamps1. Every motor vehicle, trailer, semitrailer and pole trailer, and any other vehicle which is being drawn at the end of a train of vehicles, must be equipped with at least one taillamp mounted on the rear, which, when lighted as hereinbefore required, must emit a red light plainly visible from a distance of one thousand feet [304.8 meters] to the rear, provided that in the case of a train of vehicles only the taillamp on the rearmost vehicle need actually be seen from the distance specified. Every such above-mentioned vehicle, other than a truck tractor, registered in this state and manufactured or assembled after January 1, 1964, must be equipped with at least two taillamps mounted on the rear, on the same level and as widely spaced laterally as practicable, which, when lighted as herein required, comply with the provisions of this section.2. Every taillamp upon every vehicle must be located at a height of not more than seventy-two inches [182.88 centimeters] nor less than fifteen inches [38.1 centimeters].3. Either a taillamp or a separate lamp must be so constructed and placed as to illuminate with a white light the rear registration plate and render it clearly legible from a distance of fifty feet [15.24 meters] to the rear. Any taillamp or taillamps, together with any separate lamp for illuminating the rear registration plate, must be so wired as to be lighted whenever the headlamps or auxiliary driving lamps are lighted.