Wash. Admin. Code § 220-52-075
Statutory Authority: RCW 77.12.047. 07-21-083 (Order 07-256), § 220-52-075, filed 10/17/07, effective 11/17/07; 03-05-064 (Order 03-28), § 220-52-075, filed 2/18/03, effective 3/21/03; 01-02-061 (Order 00-267), § 220-52-075, filed 12/29/00, effective 1/29/01; 01-02-057 (Order 00-262), § 220-52-075, filed 12/29/00, effective 1/29/01. Statutory Authority: RCW 75.08.080. 00-05-054 (Order 00-17), § 220-52-075, filed 2/14/00, effective 3/16/00; 97-08-052 (Order 97-55), § 220-52-075, filed 3/31/97, effective 5/1/97; 94-12-009 (Order 94-23), § 220-52-075, filed 5/19/94, effective 6/19/94; 93-15-051, § 220-52-075, filed 7/14/93, effective 8/14/93; 91-10-024 (Order 91-22), § 220-52-075, filed 4/23/91, effective 5/24/91; 87-15-022 (Order 87-69), § 220-52-075, filed 7/8/87; 87-02-013 (Order 86-199), § 220-52-075, filed 12/30/86; 84-08-014 (Order 84-24), § 220-52-075, filed 3/27/84; 83-09-014 (Order 83-24), § 220-52-075, filed 4/12/83; 82-03-045 (Order 82-6), § 220-52-075, filed 1/19/82; 81-11-006 (Order 81-31), § 220-52-075, filed 5/11/81; 80-13-064 (Order 80-123), § 220-52-075, filed 9/17/80; 79-12-039 (Order 79-129), § 220-52-075, filed 11/20/79; 79-02-053 (Order 79-6), § 220-52-075, filed 1/30/79.