021-4 Wyo. Code R. § 4-3
(a) Promptly after service of the petition, the Commissioner shall deliver a copy of the petition to the Chairman and the other members of the Board. Within five (5) days after service of the petition upon the Commissioner, the Board shall set the hearing date.
(b) Unless extended pursuant to subsection (d), the hearing date shall be a date within fifteen (15) days after the petition is served on the Board.
(c) The Chairman shall give prompt notice to the petitioner of the date, time and place of the hearing. The form of the notice shall comply with W.S. 16-3-107(a) and 16-3-107(b).
(d) Upon timely written request from the petitioner and for good cause shown, the Chairman shall extend the hearing date to such later date as the Board may determine.
021-4 Wyo. Code R. § 4-3