Wyo. Stat. Ann. § 11-35-109

Upon the issuance of any marketing order or any suspension, amendment or termination thereof, a copy of the notice shall be published in the official newspaper of general circulation published in each county of the state. No order of suspension, amendment or termination is effective until thirty (30) days after the date of posting and publication. The director shall mail a copy of the notice to all persons affected by the terms of the order, suspension, amendment or termination who files in the office of the director a written request for notice.