Wash. Admin. Code § 220-69-300
Statutory Authority: RCW 77.12.047 and 77.04.020. 08-21-023 (Order 08-261), § 220-69-300, filed 10/6/08, effective 11/6/08. Statutory Authority: RCW 77.12.047. 04-17-096 (Order 04-210), § 220-69-300, filed 8/17/04, effective 9/17/04. Statutory Authority: RCW 75.08.080. 00-01-145 (Order 99-221), § 220-69-300, filed 12/20/99, effective 1/20/00. Statutory Authority: RCW 75.08.080 and 75.58.040. 86-19-043 (Order 86-102), § 220-69-300, filed 9/12/86. Statutory Authority: RCW 75.08.080. 85-11-021 (Order 85-44), § 220-69-300, filed 5/10/85.