Wash. Admin. Code § 220-20-025
Statutory Authority: RCW 77.12.047. 06-23-114 (Order 06-289), § 220-20-025, filed 11/17/06, effective 12/18/06; 02-23-002 (Order 02-278), § 220-20-025, filed 11/6/02, effective 12/7/02; 02-08-048 (Order 02-53), § 220-20-025, filed 3/29/02, effective 5/1/02; 00-17-106 (Order 00-149), § 220-20-025, filed 8/16/00, effective 9/16/00. Statutory Authority: RCW 75.08.080. 00-01-095 (Order 99-213), § 220-20-025, filed 12/15/99, effective 1/15/00; 98-15-031 (Order 98-120), § 220-20-025, filed 7/7/98, effective 8/7/98; 95-23-020 (Order 95-166), § 220-20-025, filed 11/8/95, effective 12/9/95; 94-12-009 (Order 94-23), § 220-20-025, filed 5/19/94, effective 6/19/94; 90-06-045 (Order 90-15), § 220-20-025, filed 3/1/90, effective 4/1/90; 80-13-064 (Order 80-123), § 220-20-025, filed 9/17/80; Order 1179, § 220-20-025, filed 11/19/74; Order 990, § 220-20-025, filed 5/11/72; Order 810, § 220-20-025, filed 4/17/69.