What is the standard of proof? Unless the rules or law requires otherwise, the standard of proof in an adjudicative proceeding is a preponderance of the evidence. Preponderance of the evidence means the evidence as a whole makes a fact more probable than not.
Wash. Admin. Code § 332-08-035
Statutory Authority: RCW 34.05.220. 08-16-095, § 332-08-035, filed 8/5/08, effective 9/5/08.