Wash. Rev. Code § 11.90.260
(1) If at any time a court of this state determines that it acquired jurisdiction to appoint a guardian or issue a protective order because of unjustifiable conduct, the court may:
(c) Continue to exercise jurisdiction after considering:
[ 2009 c 81 s 13.]
Effective date—2009 c 81: See note following RCW 11.90.010.