Wash. Admin. Code § 504-14-440
A parking permit is generally not transferable, but exceptions can be made by parking operations as follows:
[Statutory Authority: RCW 28B.30.150. WSR 19-09-080, § 504-14-440, filed 4/17/19, effective 5/18/19; WSR 08-08-048, § 504-14-440, filed 3/27/08, effective 7/1/08. Statutory Authority: RCW 28B.30.125, 28B.30.150, 28B.10.560 and chapter 34.05 RCW. WSR 01-18-015, § 504-14-440, filed 8/24/01, effective 9/24/01.]