What are the legal winter snow tire requirements if I am planning a road trip through the mountains this coming December?
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The searches the AI actually ran for this prompt.
SEED QUERY
What are the legal winter snow tire requirements if I am planning a road trip through the mountains this coming December?
1 real search · 1 real-search pass
December 2026 winter tire and chain laws mountain roads United States state official DOT requirementsGoogle ↗
OBSERVED
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Searches and sources
ChatGPT1 real searches · gpt-6
December 2026 winter tire and chain laws mountain roads United States state official DOT requirements Google ↗
- Passenger Vehicle Traction and Chain Laws · codot.gov
- Truck Chain Requirements · dot.ca.gov
- Snow Tire, Chain & Traction Device Requirements · connect.udot.utah.gov
- Tires & chains · wsdot.com
- Oregon Department of Transportation : Snow Zone Signs : State of Oregon · oregon.gov