Wash. Admin. Code § 284-13-550
Statutory Authority: RCW 48.02.060, 48.12.160 and 1996 c 297 § 2. 97-05-012 (Matter No. R 96-10), § 284-13-550, filed 2/10/97, effective 3/13/97. Statutory Authority: RCW 48.02.060 and 48.12.160. 93-19-002 (Order R 93-6), § 284-13-550, filed 9/1/93, effective 10/2/93.