Washington § 46.37.180 - Spot lamps and auxiliary lamps.

Full text of Washington Revised Code of Washington § 46.37.180 — Spot lamps and auxiliary lamps., with citation guidance and answers to common questions.

§ 46.37.180. Spot lamps and auxiliary lamps.

(1) Spot lamps. Any motor vehicle may be equipped with not to exceed two spot lamps and every lighted spot lamp shall be so aimed and used that no part of the high intensity portion of the beam will strike the windshield, or any windows, mirror, or occupant of another vehicle in use.
(2) Fog lamps. Any motor vehicle may be equipped with not to exceed two fog lamps mounted on the front at a height of not less than twelve inches nor more than thirty inches above the level surface upon which the vehicle stands and so aimed that when the vehicle is not loaded none of the high intensity portion of the light to the left of the center of the vehicle shall at a distance of twenty-five feet ahead project higher than a level of four inches below the level of the center of the lamp from which it comes. Lighted fog lamps meeting the above requirements may be used with lower head lamp beams as specified in RCW 46.37.220.
(3) Auxiliary passing lamps. Any motor vehicle may be equipped with not to exceed two auxiliary passing lamps mounted on the front at a height not less than twenty-four inches nor more than forty-two inches above the level surface upon which the vehicle stands. The provisions of RCW 46.37.220 shall apply to any combinations of head lamps and auxiliary passing lamps.
(4) Auxiliary driving lamps. Any motor vehicle may be equipped with not to exceed two auxiliary driving lamps mounted on the front at a height not less than sixteen inches nor more than forty-two inches above the level surface upon which the vehicle stands. The provisions of RCW 46.37.220 shall apply to any combination of head lamps and auxiliary driving lamps.
[ 1963 c 154 s 13; 1961 c 12 s 46.37.180. Prior: 1955 c 269 s 18; prior: 1949 c 157 s 1; Rem. Supp. 1949 s 6360-22a; RCW 46.40.110, 46.40.120.]

Notes

Effective date—1963 c 154: See note following RCW 46.37.010.

Source: official Washington text · Last verified 2026-08-27

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Frequently Asked Questions About Washington § 46.37.180

What does Revised Code of Washington § 46.37.180 cover?

Section 46.37.180 ("Spot lamps and auxiliary lamps.") is part of the Revised Code of Washington, the codified statutory law of Washington. It sets out the legal rule or procedure described in the text above. Statutes are amended regularly, so always verify against the official source.

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