Wash. Admin. Code § 415-501-510
Statutory Authority: RCW 41.50.050(5), 41.50.780(10), and 41.50.770. 04-22-053, §415-501-510, filed 10/29/04, effective 11/29/04. Statutory Authority: RCW 41.50.050(5), 41.50.770 and 41.50.780. 02-02-059, §415-501-510, filed 12/28/01, effective 1/1/02. Statutory Authority: RCW 41.50.770, [41.50.]780 and 41.50.050. 00-11-104, amended and recodified as §415-501-510, filed 5/18/00, effective 6/18/00. Statutory Authority: RCW 41.50.050. 98-20-047, § 415-524-010, filed 9/30/98, effective 10/31/98. Statutory Authority: RCW 41.50.050 and 41.50.780(11). 96-16-020, § 415-524-010, filed 7/29/96, effective 7/29/96.