Wash. Rev. Code § 19.205.050
(2) Not less than twenty days prior to the scheduled hearing on any application for approval of a transfer of structured settlement payment rights under RCW 19.205.030, the transferee shall file with the court or responsible administrative authority and serve on all interested parties a notice of the proposed transfer and the application for its authorization, including with such notice:
[ 2001 c 178 s 6.]