A final decision or order adverse to a party in a contested case shall be in writing or dictated into the record. The final decision shall include findings of fact and conclusions of law separately stated. Findings of fact if set forth in statutory language, shall be accompanied by a concise and explicit statement of the underlying facts supporting the findings. Parties shall be notified either personally or by mail of any decision or order. A copy of the decision and order shall be delivered or mailed forthwith to each party or to his attorney of record.
W.S. 16-3-110