Wash. Admin. Code § 458-20-12401
Statutory Authority: RCW 82.32.300, 82.01.060(2) and 82.14.360(1). 12-01-026, § 458-20-12401, filed 12/12/11, effective 1/12/12; 10-01-050, § 458-20-12401, filed 12/9/09, effective 1/9/10. Statutory Authority: RCW 82.32.300 and 82.14.080. 96-16-086, § 458-20-12401, filed 8/7/96, effective 9/7/96.