Wash. Admin. Code § 182-550-4100
(1) For rate-setting purposes, the agency considers as new:
[Statutory Authority: RCW 41.05.021 and 41.05.160. WSR 22-03-009, § 182-550-4100, filed 1/6/22, effective 2/6/22. Statutory Authority: RCW 41.05.021 and chapter 74.60 RCW. WSR 14-12-047, § 182-550-4100, filed 5/29/14, effective 7/1/14. WSR 11-14-075, recodified as § 182-550-4100, filed 6/30/11, effective 7/1/11. Statutory Authority: RCW 74.08.090, 74.09.500 and 2005 c 518. WSR 07-14-051, § 388-550-4100, filed 6/28/07, effective 8/1/07. Statutory Authority: RCW 74.09.090, 42 U.S.C. 1395x(v) and 1396r-4, 42 C.F.R. 447.271, 11303 and 2652. WSR 99-14-027, § 388-550-4100, filed 6/28/99, 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. WSR 98-01-124, § 388-550-4100, filed 12/18/97, effective 1/18/98.]