Wash. Rev. Code § 46.61.581
A parking space or stall for a person with a disability shall be indicated by a vertical sign with the international symbol of access, whose colors are white on a blue background, described under RCW 70.92.120. The sign may include additional language such as, but not limited to, an indication of the amount of the monetary penalty defined in RCW 46.19.050 for parking in the space without a valid permit.
Failure of the person owning or controlling the property where required parking spaces are located to erect and maintain the sign is a class 2 civil infraction under chapter 7.80 RCW for each parking space that should be so designated. The person owning or controlling the property where the required parking spaces are located shall ensure that the parking spaces are not blocked or made inaccessible, and failure to do so is a class 2 civil infraction.
RCW 46.61.581
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.
Intent-Application-Severability-1984 c 154: See notes following RCW 46.55.113.
Accessible parking spaces required: RCW 70.92.140.
Special parking for persons with disabilities-Unauthorized use: RCW 46.19.050.