Sec. 547.323.  STOPLAMPS REQUIRED.  (a)  Except as provided by Subsection (b), a motor vehicle, trailer, semitrailer, or pole trailer shall be equipped with at least two stoplamps.
(b)  A passenger car manufactured or assembled before the model year 1960 shall be equipped with at least one stoplamp.
(c)  A stoplamp shall be mounted on the rear of the vehicle.
(d)  A stoplamp shall emit a red or amber light, or a color between red and amber, that is:
(1)  visible in normal sunlight at a distance of at least 300 feet from the rear of the vehicle;  and
(2)  displayed when the vehicle service brake is applied.
(e)  If vehicles are traveling in combination, only the stoplamps on the rearmost vehicle are required to emit a light for the distance specified in Subsection (d).
(f)  A stoplamp may be included as a part of another rear lamp.
Acts 1995, 74th Leg., ch. 165, Sec. 1, eff. Sept. 1, 1995.