(a) An aggrieved party may request a hearing if an application for a certificate of registration has been denied. The request must be in writing and must be made within 30 days after the applicant is notified of such denial. Any request filed after the 30-day deadline shall not be considered.

1. (1) A certificate of registration may be suspended or revoked, a civil penalty imposed, or a determination of gross overcharging or gross negligence may be made, or any combination thereof, at a hearing before a hearing officer appointed by the commissioner. If the registrant does not appear at a hearing, the provisions of section 127.8 of this Title shall apply.
2. (2) An adjournment of a hearing may be granted in accordance with the provisions of section 127.7 of this Title.
3. (3) The hearing shall be held at a time and place designated by the commissioner.
4. (4) A record of the hearing shall be made either stenographically or by mechanical recording.

(b)