Wash. Rev. Code § 23B.08.710
(2) A director's conflicting interest transaction may not be enjoined, set aside, or give rise to an award of damages or other sanctions, in a proceeding by a shareholder or by or in the right of the corporation, because the director, or any person with whom or which the director has a personal, economic, or other association, has an interest in the transaction, if:
[ 1989 c 165 s 117.]