Washington Revised Code Title 11. Probate and Trust Law § 11.96A.020. General power of courts--Intent--Plenary power of the court

(1) It is the intent of the legislature that the courts shall have full and ample power and authority under this title to administer and settle:

(2) If this title should in any case or under any circumstance be inapplicable, insufficient, or doubtful with reference to the administration and settlement of the matters listed in subsection (1) of this section, the court nevertheless has full power and authority to proceed with such administration and settlement in any manner and way that to the court seems right and proper, all to the end that the matters be expeditiously administered and settled by the court.