(1) The allegations in the complaint, or notice of investigation, and the chronology and results of the investigation preliminary to the hearing;
(2) The relevant statutory, judicial, regulatory, and other authorities;
(3) The issues to be decided;
(4) Such rules of procedure as may be necessary to supplement the provisions of this part;
(5) The name and address of the person designated as hearing officer, and the assignment of authority to the hearing officer to conduct the hearing in accordance with the procedures set forth in this part; and
(6) The date by which the hearing officer is directed to issue an initial decision.
(b) Where there are no genuine issues of material fact requiring oral examination of witnesses, the hearing order may contain a direction to the hearing officer to conduct a hearing by submission of briefs and oral argument without the presentation of testimony or other evidence.