Wash. Admin. Code § 415-105-060
Statutory Authority: RCW 41.50.050. 99-16-075, §415-105-060, filed 8/3/99, effective 9/3/99. Statutory Authority: RCW 41.26.115. 87-07-015 (Order 87-3), §415-105-060, filed 3/11/87; 81-23-032 (Order 81-03), §415-105-060, filed 11/16/81.