Wash. Admin. Code § 220-52-066
Statutory Authority: RCW 75.08.080. 94-12-009 (Order 94-23), § 220-52-066, filed 5/19/94, effective 6/19/94; 84-08-014 (Order 84-24), § 220-52-066, filed 3/27/84; 80-13-064 (Order 80-123), § 220-52-066, filed 9/17/80; Order 807, § 220-52-066, filed 1/2/69, effective 2/1/69. Formerly WAC 220-52-060(5) and (6).