Wash. Admin. Code § 458-18-010
Statutory Authority: RCW 84.38.180. 13-08-031, § 458-18-010, filed 3/27/13, effective 4/27/13. Statutory Authority: RCW 84.38.180, 84.38.020. 08-16-080, § 458-18-010, filed 8/1/08, effective 9/1/08; 99-21-044, § 458-18-010, filed 10/15/99, effective 11/15/99. Statutory Authority: RCW 84.38.180. 92-15-057, § 458-18-010, filed 7/13/92, effective 8/13/92; 88-13-042 (Order PT 88-9), § 458-18-010, filed 6/9/88; 84-21-010 (Order PT 84-4), § 458-18-010, filed 10/5/84; 81-05-020 (Order PT 81-8), § 458-18-010, filed 2/11/81; Order PT 76-1, § 458-18-010, filed 4/7/76.