Wash. Admin. Code § 182-550-4900
Statutory Authority: RCW 41.05.021. 12-20-029, §182-550-4900, filed 9/26/12, effective 10/27/12. 11-14-075, recodified as §182-550-4900, filed 6/30/11, effective 7/1/11. Statutory Authority: 2009 c 564 §§ 201 and 209, RCW 74.04.050, 74.04.057, 74.08.090, and 74.09.500. 10-11-032, § 388-550-4900, filed 5/11/10, effective 6/11/10. Statutory Authority: RCW 74.08.090, 74.09.500. 07-14-090, § 388-550-4900, filed 6/29/07, effective 8/1/07; 06-08-046, § 388-550-4900, filed 3/30/06, effective 4/30/06. Statutory Authority: RCW 74.04.050, 74.08.090. 05-12-132, § 388-550-4900, filed 6/1/05, effective 7/1/05. Statutory Authority: RCW 74.08.090, 74.04.050, and 2003 1st sp.s. c 25. 04-12-044, § 388-550-4900, filed 5/28/04, effective 7/1/04. Statutory Authority: RCW 74.08.090, 74.09.500, 74.09.035(1), and 43.88.290. 03-13-055, § 388-550-4900, filed 6/12/03, effective 7/13/03. Statutory Authority: RCW 74.08.090, 74.09.730 and 42 U.S.C. 1396r-4. 99-14-040, § 388-550-4900, filed 6/30/99, effective 7/1/99. Statutory Authority: RCW 74.08.090, 74.09.730, 74.04.050, 70.01.010, 74.09.200,[74.09.]500 , [74.09.]530 and 43.20B.020. 98-01-124, § 388-550-4900, filed 12/18/97, effective 1/18/98.