A motor vehicle may be equipped with:
(1) not more than two side cowl or fender lamps that emit an amber or white light without glare;
(2) not more than two running board courtesy lamps, one on each side of the vehicle, that emit an amber or white light without glare; and
(3) one or more backup lamps that:
(A) emit an amber or white light only when the vehicle is not moving forward; and
(B) may be displayed separately or in combination with another lamp.
Official text of the Texas Transportation Code as published by the Texas Legislative Council.