Wash. Rev. Code § 43.17.320
For purposes of RCW 43.17.320 through 43.17.340, "state agency" means:
[ 2011 c 60 s 35; 1993 c 279 s 2.]
Effective date—2011 c 60: See RCW 42.17A.919.
Intent—1993 c 279: "It is the intent of the legislature to reduce the number of time-consuming and costly lawsuits between state agencies by establishing alternative dispute resolution processes available to any agency." [ 1993 c 279 s 1.]