Wash. Rev. Code § 71.05.130
In any judicial proceeding for involuntary commitment or detention except under RCW 71.05.201, or in any proceeding challenging involuntary commitment or detention, the prosecuting attorney for the county in which the proceeding was initiated shall represent the individuals or agencies petitioning for commitment or detention and shall defend all challenges to such commitment or detention, except that the attorney general shall represent and provide legal services and advice to state hospitals or institutions with regard to all provisions of and proceedings under this chapter other than proceedings initiated by such hospitals and institutions seeking fourteen day detention.
RCW 71.05.130
Short title- 2015 c 258 : See note following RCW 71.05.201.
Effective dates-Severability-Intent-1998 c 297: See notes following RCW 71.05.010.
Severability-1991 c 105: See note following RCW 71.05.215.