All lamps and reflectors, which display a light visible from directly in front of a vehicle as authorized by this subtitle, shall exhibit lights substantially white, yellow or amber in color.
White when the lamp is a headlamp, or spot lamp, or illuminates a license plate or a destination sign; or is located on the outside limit of a side car or other attachment on a motor cycle;
Substantially white or amber when the lamp is a side-cowl or fender lamp, running-board or other courtesy lamp, front parking lamp, back-up lamp, auxiliary driving lamp; or a turn signal on or facing the front;
Substantially red or amber when the lamp is a turn signal or a stop lamp on or facing the rear;
Red when any other lamp or any reflector is on the rear or on either side at or near the rear, except as otherwise provided in paragraph (f) of section 39:3-61 for a combination marker lamp;
Amber when any other lamp or reflector is on the front or on either side other than at or near the rear.
The chief administrator may cancel or revoke a permit issued under authority of this section whenever the conditions for its issuance no longer exist or on any other reasonable grounds.
N.J.S. § 39:3-50