Wyo. Stat. § 17-16-726: Action by single and multiple voting groups.

(a) If the articles of incorporation or this act provide for voting by a single voting group on a matter, action on that matter is taken when voted upon by that voting group as provided in W.S. 17-16-725.

(b) If the articles of incorporation or this act provide for voting by two (2) or more voting groups on a matter, action on that matter is taken only when voted upon by each of those voting groups counted separately as provided in W.S. 17-16-725. Action may be taken by one (1) voting group on a matter even though no action is taken by another voting group entitled to vote on the matter.