Wash. Rev. Code § 74.18.123
(1) The department shall investigate the conviction records, pending charges, and disciplinary board final decisions of individuals acting on behalf of the department who will or may have unsupervised access to persons with significant disabilities as defined by the federal rehabilitation act of 1973. This includes:
(5) The department shall adopt rules addressing procedures for undertaking background checks which shall include, but not be limited to, the following:
[ 2003 c 409 s 11.]
Findings—2003 c 409: See note following RCW 74.18.010.