021-4 Wyo. Code R. § 4-4
(a) At least three (3) days before the hearing, the Board shall give written notice to all applicable affected persons. Failure to give such notice shall not have any effect on the Boards jurisdiction over the petition nor upon any actions taken by it pursuant to a petition.
(b) As required by W.S. 16-4-404(b), the Chairman shall give notice of the hearing to each newspaper of general circulation and each radio and television station that has requested in writing that it be given notice of special meetings of the Board. Such notice shall specify the date, time and place of the hearing and the business expected to be transacted at the hearing.
(c) Persons notified under this Section are not parties under the Wyoming Administrative Procedure Act and shall have no right to participate in the pre-hearing conference, to receive formal notices, to appear, argue or be heard at the hearing, to submit documentary or other evidence, to produce or cross-examine witnesses at the hearing, nor to file a brief on relevant issues.
(d) This Section shall not limit an affected persons right to attend and participate in a hearing as a member of the public.
021-4 Wyo. Code R. § 4-4