Wash. Admin. Code § 388-112A-0105
(2) The following individuals must obtain home care aide certification as follows:
[Statutory Authority: RCW 18.20.270, 70.128.230, 74.08.090, 74.39A.070, and 74.39A.074. WSR 23-01-022, § 388-112A-0105, filed 12/9/22, effective 1/9/23. Statutory Authority: RCW 74.39A.009, 74.39A.070, 74.39A.074, 74.39A.351, 74.39A.341, 18.20.270, 18.88B.021, 18.88B.035, 70.128.230, and 71A.12.030. WSR 21-11-090, § 388-112A-0105, filed 5/18/21, effective 6/18/21; WSR 17-22-036, § 388-112A-0105, filed 10/24/17, effective 11/24/17.]