The Washington State studded tire ban of 2025 prohibits the usage of studded tires on passenger autos from November 1 to March 31 annually. The ban was enacted to cut back injury to roads and bridges attributable to the metallic studs on tires. Studded tires are nonetheless allowed on industrial autos, resembling buses and supply vehicles, that are exempt from the ban.
The ban has been controversial, with some drivers arguing that studded tires are essential for security in snowy and icy circumstances. Nonetheless, research have proven that studded tires don’t considerably enhance traction on ice and may very well enhance the chance of accidents. The ban is predicted to save lots of the state tens of millions of {dollars} in street upkeep prices and scale back air air pollution.