The record in contested cases and findings of fact

(a) The record in a contested case shall include: (1) All motions, pleadings and intermediate rulings; (2) The evidence received or considered; (3) Questions and offers of proof, objections and rulings thereon; (4) The decision, opinion, or report by the officer presiding at the hearing or the Secretary of the State. (b) Findings of fact shall be based exclusively on the evidence and on matters officially noticed.