Wash. Rev. Code § 23B.08.735
(1) If a director or officer or related person of either pursues or takes advantage, directly or indirectly, of a business opportunity, that action may not be enjoined or 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 on the ground that such opportunity should have first been offered to the corporation, if:
(a) Before the director, officer, or related person becomes legally obligated respecting the opportunity, the director or officer brings it to the attention of the corporation, and:
[ 2020 c 194 s 8; 2015 c 20 s 5.]