Wis. Stat. § 350.047: Local ordinance to be filed.

Whenever a town, city or village adopts an ordinance designating a highway as a snowmobile route, and whenever a county, town, city or village adopts an ordinance regulating snowmobiles, its clerk shall immediately send a copy of the ordinance to the department and to the office of the law enforcement agency of the municipality and county having jurisdiction over such street or highway.