The administrative unit shall cause the proceedings to be recorded. The record need not be transcribed unless requested by a party or the administrative unit. The cost of a typewritten transcript of any proceeding or part of a proceeding shall be paid by the party requesting the transcript. Except as provided in §A of this regulation, cameras, tape recorders, and other electronic and photographic equipment of any type are not permitted at the hearing, unless the equipment is intended to be introduced into evidence or used to present evidence.