(a) "In general" - An application to the Board for an order shall be by written motion, and shall state with particularity the grounds and the relief or order sought. Motions shall be filed with the Board and served on all parties. The motion shall advise the parties that should they wish to contest the motion a written response shall be filed with the Board with copies served on all parties within fifteen (15) days of service of the motion. The response shall set forth the party's objections to the motion. No motions shall be filed within twenty (20) days of any hearing.
(b) "Amicus Curiae" - Any county board of equalization, or any interested person, may file a motion with the Board to appear amicus curiae within thirty ( 30) days from the filing of the notice of appeal, and contemporaneously serve a copy of the motion pursuant to Section 3 of this chapter. The motion shall specify in ordinary and concise language:
(c) "Board Action on Own Motion" - For good cause, the Board may take action on its own motion by providing notice of its intent to take the action and the reasons therefore to all parties. The notice of intent shall advise the parties they may file written objections within fifteen (15) days of service of the notice.
211-3 Wyo. Code R. § 3-5