ARS: 28-925. Tail lamps (BACK LIGHTS)

A. A motor vehicle, trailer, semitrailer and pole trailer and any other vehicle that is being drawn at the end of a train of vehicles shall be equipped with at least one tail lamp mounted on the rear. When lighted as required by this article, the tail lamp shall emit a red light plainly visible from a distance of five hundred feet to the rear, except that in the case of a train of vehicles, only the tail lamp on the rearmost vehicle need actually be seen from the distance specified.

B. A tail lamp on a vehicle shall be located at a height of not more than seventy-two inches nor less than fifteen inches to be measured as provided in section 28-923, subsection B.

C. Either a tail lamp or a separate lamp shall be constructed and placed in a manner that illuminates with a white light the rear license plate and renders it clearly legible from a distance of fifty feet to the rear. A tail lamp or tail lamps together with any separate lamp for illuminating the rear license plate shall be wired to provide that the tail lamp or lamps are lighted whenever the head lamps or auxiliary driving lamps are lighted.


ARS: 28-943 Single beam road lighting equipment (FRONT LIGHTS)

Head lamps that are arranged to provide a single distribution of light are permitted on motor vehicles manufactured and sold before January 1, 1951, and on neighborhood electric vehicles, in lieu of multiple beam road lighting equipment specified in this article, if the single distribution of light complies with the following requirements and limitations:

1. The head lamps are aimed so that when the vehicle is not loaded none of the high intensity portion of the light projects, at a distance of twenty-five feet ahead, higher than a level of five inches below the level of the center of the lamp that is aimed and in no case higher than forty-two inches above the level on which the vehicle stands at a distance of seventy-five feet ahead.

2. The intensity is sufficient to reveal persons and vehicles at a distance of at least two hundred feet.


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