Wash. Admin. Code § 182-550-2590
11-14-075, recodified as §182-550-2590, filed 6/30/11, effective 7/1/11. Statutory Authority: RCW 74.08.090 and 74.09.500. 08-21-039, § 388-550-2590, filed 10/8/08, effective 11/8/08; 07-11-129, § 388-550-2590, filed 5/22/07, effective 8/1/07. Statutory Authority: RCW 74.08.090. 02-14-162, § 388-550-2590, filed 7/3/02, effective 8/3/02.