Sec. 547.335.  ALTERNATIVE ROAD LIGHTING EQUIPMENT PERMITTED.  In lieu of the multiple-beam or single-beam lighting equipment otherwise required by this subchapter, a motor vehicle that is operated at a speed of not more than 20 miles per hour under the conditions specified in Section 547.302(a) may be equipped with two lighted lamps:
(1)  mounted on the front of the vehicle;  and
(2)  capable of revealing a person or vehicle 100 feet ahead.
Acts 1995, 74th Leg., ch. 165, Sec. 1, eff. Sept. 1, 1995.