(a) A vehicle shall display each lighted lamp and illuminating device required by this chapter to be on the vehicle:
(1) at nighttime; and
(2) when light is insufficient or atmospheric conditions are unfavorable so that a person or vehicle on the highway is not clearly discernible at a distance of 1,000 feet ahead.
(b) A signaling device, including a stoplamp or a turn signal lamp, shall be lighted as prescribed by this chapter.

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Terms Used In Texas Transportation Code 547.302

  • Person: includes corporation, organization, government or governmental subdivision or agency, business trust, estate, trust, partnership, association, and any other legal entity. See Texas Government Code 311.005

(c) At least one lighted lamp shall be displayed on each side of the front of a motor vehicle.
(d) Not more than four of the following may be lighted at one time on the front of a motor vehicle:
(1) a headlamp required by this chapter; or
(2) a lamp, including an auxiliary lamp or spotlamp, that projects a beam with an intensity brighter than 300 candlepower.