The commission or presiding officer, on the commission's or presiding officer's own motion or on the motion of a party, may reopen the record for the reception of further evidence. When the record was made before the commission, a motion to reopen the record may be made any time prior to the issuance of a final decision. When the record was made before a presiding officer, a motion to reopen the record shall be made prior to issuance of the proposed decision. Affidavits of witnesses who will present new evidence shall be attached to the motion and shall include an explanation of the competence of the witness to sponsor the evidence and a description of the evidence to be included in the record.
Iowa Admin. Code r. 199-7.24