Section 32-2158 - Hearing; witnesses; deposition; service of processA. Any party to a hearing shall have the right to the attendance of witnesses in the party's behalf, in person or by deposition, upon making a request therefor to the commissioner and designating the person or persons requested to be subpoenaed. For the purpose of investigation or hearing the commissioner shall have the powers vested in public officers by section 12-2212. B. Process issued by the commissioner may be served by any person authorized to serve process of courts of record or by any person designated for that purpose by the commissioner. The person serving process shall receive compensation allowed by the commissioner, not to exceed the fees prescribed by law for similar service. Any witness who appears by order of the commissioner shall receive the same fees and mileage allowed by law to a witness in civil cases, which shall be paid by the party at whose request the witness is subpoenaed. Fees for serving process and of witnesses subpoenaed by the commissioner not upon the request of any other person shall be paid as other expenses of the department are paid.