Wash. Admin. Code § 284-17-220
Statutory Authority: RCW 48.02.060, 48.17.005. 09-02-073 (Matter No. R 2008-06), § 284-17-220, filed 1/6/09, effective 7/1/09. Statutory Authority: RCW 48.02.060 and 48.17.150. 08-07-102 (Matter No. R 2007-16), § 284-17-220, filed 3/19/08, effective 4/19/08; 06-23-105 (Matter No. R 2006-07), § 284-17-220, filed 11/16/06, effective 12/17/06. Statutory Authority: RCW 48.02.060, 48.17.150, 48.17.563, 48.85.040. 05-07-091 (Matter No. R 2004-04), § 284-17-220, filed 3/17/05, effective 4/17/05. Statutory Authority: RCW 48.02.060 and 48.17.150. 98-11-090 (Matter No. R 98-9), § 284-17-220, filed 5/20/98, effective 6/20/98. Statutory Authority: RCW 48.02.060, 48.17.150 and 48.85.030. 97-19-007, § 284-17-220, filed 9/4/97, effective 10/5/97. Statutory Authority: RCW 48.02.060, 48.17.150, 48.20.450, 48.85.030 and 48.85.040. 96-17-029 (Matter No. R 95-16), § 284-17-220, filed 8/13/96, effective 9/13/96. Statutory Authority: RCW 48.01.030, 48.02.060(3), 48.14.010, 48.17.150(2), 48.17.160(1)(5) and 48.17.500(3). 94-14-033 (Order R 94-14), § 284-17-220, filed 6/28/94, effective 7/29/94. Statutory Authority: RCW 48.02.060. 89-19-037 (Order R 89-10), § 284-17-220, filed 9/15/89, effective 10/16/89. Statutory Authority: RCW 48.02.060 and 48.17.150. 81-18-049 (Order R 81-5), § 284-17-220, filed 8/31/81. Statutory Authority: RCW 48.17.150 as amended by 1979 ex.s. c 269 §§ 7,10. 80-04-042 (Order R 80-3), § 284-17-220, filed 3/20/80.