Section 622.340 - Intervention by a party, when, subpoena of witnesses - report of division's investigation depositions - extension of time for compliance with order - record of proceedings1. At the time fixed for any hearing before the division or an administrative law judge, or the time to which the same may have been continued, the complainant and the carrier, corporation or person which is the subject of the complaint, and such carriers, corporations and persons as the division may allow to intervene, shall be entitled to be heard and to introduce evidence. The division shall issue process to enforce the attendance of all necessary witnesses.2. Whenever an investigation shall be made by the division, it shall be its duty, to make a report in writing in respect thereto, which shall state the conclusions of the division, together with its decision, order or requirement in the premises. The division or any administrative law judge or any party may, in any investigation or hearing before the division, cause the deposition of witnesses residing within or without the state to be taken in the manner prescribed by law for like depositions in civil actions in the circuit courts of this state and to that end may compel the attendance of witnesses and the production of books, waybills, documents, papers, memoranda and accounts. Witnesses whose depositions are taken as provided in this section and the officer taking the same shall severally be entitled to the same fees as are paid for like services in the circuit courts of this state.3. If an order cannot, in the judgment of the division, be complied with within thirty days, the division may grant and prescribe such additional time as in its judgment is reasonably necessary to comply with the order, and may, on application and for good cause shown, extend the time for compliance fixed in its order.4. A full and complete record shall be made of all proceedings before the division or any administrative law judge on any formal hearing had, and all testimony shall be taken down by a reporter appointed by the division, and the parties shall be entitled to be heard in person or by attorney. Preparation of a printed transcript may be waived by unanimous consent of all the parties.