Wash. Rev. Code § 46.09.430
(1) The application for a temporary ORV use permit must be made by the owner or the owner's authorized representative to the department, county auditor or other agent, or subagent appointed by the director on a form furnished or approved by the department. The application must contain:
(4) A temporary ORV use permit:
[ 2010 c 161 s 219.]
Effective date—Intent—Legislation to reconcile chapter 161, Laws of 2010 and other amendments made during the 2010 legislative session—2010 c 161: See notes following RCW 46.04.013.