Washington Revised Code Title 46. Motor Vehicles § 46.10.350. Local authorities--Safety and convenience

Notwithstanding any other provisions of this chapter, the local governing body may provide for the safety and convenience of snowmobiles and snowmobile operators. Such provisions may include, but shall not necessarily be limited to, the clearing of areas for parking automobiles, the construction and maintenance of rest areas, and the designation and development of given areas for snowmobile use.