A presiding officer shall have full authority to control the procedure of a hearing; to admit or exclude testimony or other evidence; and to rule upon all motions and objections. The presiding officer shall make full inquiry into all facts at issue and shall obtain a full and complete record of all facts necessary for a fair determination of the issues. The presiding officer may call and examine witnesses, direct the production of papers and introduce the same into the record of the proceedings.
Conn. Agencies Regs. § 19-570-35