Wash. Admin. Code § 458-14-116
Statutory Authority: RCW 84.08.010, 84.08.070, and 84.48.200. 06-13-034, § 458-14-116, filed 6/14/06, effective 7/15/06; 95-17-099, § 458-14-116, filed 8/23/95, effective 9/23/95; 90-23-097, § 458-14-116, filed 11/21/90, effective 12/22/90.