Wash. Rev. Code § 48.12.465
(1) For the purposes of RCW 48.12.460(3), a "qualified United States financial institution" means an institution that:
(2) A "qualified United States financial institution" means, for the purposes of those provisions of this subchapter specifying those institutions that are eligible to act as a fiduciary of a trust, an institution that:
[ 2015 c 63 s 14.]