Wyoming Statutes

Wyo. Stat. § 31-5-955 (2026)

Windshields and wipers.

✓ current as of May 2026
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(a) No person shall drive any motor vehicle with any sign,
poster or other material or substance upon or crack within the
front windshield, side or rear windows of the vehicle which
materially obstructs, obscures or impairs the driver's clear
view of the highway or any intersecting highway.

     (b) The windshield on every motor vehicle shall be
equipped with a device for cleaning rain, snow or other moisture
from the windshield, which device shall be so constructed as to
be controlled or operated by the driver of the vehicle. This
subsection shall apply to multipurpose vehicles as defined in
W.S. 31-1-101(a)(xv)(M) when equipped with a windshield and an
enclosed cab.

     (c) Every motor vehicle shall be equipped with a
windshield and a windshield wiper which shall be maintained in
good working order.
Notes of Decisions
Cited in 5 cases (2 in the last 5 years), 2005–2026 · leading case: Ryan Scott Simmons v. The State of Wyoming, 2020 WY 132 (Wyo. 2020).
Ryan Scott Simmons v. The State of Wyoming, 2020 WY 132 (Wyo. 2020). · cites it 10× “which materially obstructs, obscures or impairs the driver’s clear view of the highway[.”
Carl Wayne Allgier v. State, 2015 WY 137 (Wyo. 2015). · cites it 4× “Section 31-5-210(a) of the Wyoming Statutes provides, in pertinent part, that a driver "shall not follow another vehicle more closely than is reasonable and prudent, having due regard for the speed of the vehicles and the traffic upon and the condition of the highway." Wyo.”
Thow C. Guandong v. The State of Wyoming, 2022 WY 83 (Wyo. 2022). · cites it 5× “See Wyo. Stat. Ann. § 31-5-955 (a) (LexisNexis 2021).”
Hilton v. State, 901 So. 2d 155 (Fla. 2d DCA 2005). “§ 61-9-405(2)(b) (2003); Wyo. Stat. Ann. § 31-5-955 (a) (Michie 1977).”
Sabrina Kaylee Sunshine Stone v. the State of Wyoming, 2026 WY 22 (Wyo. 2026). · cites it 2× “Stone was violating Wyo. Stat. Ann. § 31-5-955 (a) by operating a vehicle with a cracked windshield that materially obstructed her view; 2) the officers did not violate Miranda because nothing about the circumstances of the stop transformed it into an arrest, and she was not in…”
— Wyo. Stat. § 31-5-955(a) — 2 cases
Ryan Scott Simmons v. The State of Wyoming, 2020 WY 132 (Wyo. 2020). “which materially obstructs, obscures or impairs the driver’s clear view of the highway[.”
Thow C. Guandong v. The State of Wyoming, 2022 WY 83 (Wyo. 2022). “See Wyo. Stat. Ann. § 31-5-955 (a) (LexisNexis 2021).”
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