Wash. Admin. Code § 220-16-480
Statutory Authority: RCW 77.12.047. 02-08-027 (Order 02-54), § 220-16-480, filed 3/27/02, effective 5/1/02. Statutory Authority: RCW 75.08.080. 00-01-103 (Order 99-215), § 220-16-480, filed 12/16/99, effective 1/16/00; 98-15-031 (Order 98-120), § 220-16-480, filed 7/7/98, effective 8/7/98.