The Secretary or the Commission, as appropriate, shall prepare an official record of each hearing. The record shall consist of: Any document giving rise to the proceeding; Any request for the hearing; Notices of all proceedings; Any prehearing order; Motions, pleadings, briefs, petitions, requests, and intermediate rulings; Evidence received or considered; A statement of each fact officially noticed; Proffers of proof, objections, and rulings on them; Proposed and final findings of fact, conclusions of law, and requested orders; Matters placed on the record after an ex parte communication; A recording of the hearing, any transcript of the recording, or any transcript prepared by a court reporting service; and Any order.