Wash. Rev. Code § 9.94A.645
(4) A court may refuse to authorize an action, or a claim contained therein, to proceed if the court finds that the action, or claim, is frivolous or malicious. In determining whether an action, or a claim asserted therein, is frivolous or malicious, the court may consider, among other things, whether:
[ 2014 c 113 s 1.]