(1) After considering the report of the Departmental Chief Executive and any other document or other material lodged with or provided to the Tribunal, the Civil and Administrative Tribunal may determine the proceedings without a hearing if--(a) the person who made the complaint and the person against whom the complaint is made have agreed that the proceedings may be determined without a hearing, and(b) there are no material facts in dispute between the person who made the complaint and the person against whom the complaint is made, and(c) in the opinion of the Tribunal, public interest considerations do not require a hearing.