EXPERT TESTIMONY AND SUPPORTING EXHIBITS

A notice of proposed interim rates must include exhibits, written statements of fact, expert opinion, and explanations of the exhibits in support of the telephone company's proposed interim rates. The written statements, opinions, and explanations must be in either a question and answer format or a descriptive narrative, and must identify the preparer or the person under whose supervision they were prepared. Interim rate notices and supporting exhibits must comply with Minnesota Statutes, section 237.075 , subdivision 3, and parts 7810.6200 to 7810.6400 .