Ohio Rev. Code § 3951.07
The superintendent of insurance may suspend or revoke any certificate of authority issued pursuant to sections 3951.01 to 3951.09, inclusive, of the Revised Code, or refuse to issue a certificate of authority to any applicant if, after due investigation, notice, and hearing, either before him or before any employee of the insurance department designated by him, whose report he may adopt, he determines that such applicant or holder of a certificate of authority has:
Before the superintendent revokes, suspends, or refuses to issue any certificate of authority, written notice of the grounds therefor and the time and place of the hearing must be given to the applicant. Full opportunity shall be given at such hearing to the person, firm, association, partnership, or corporation to appear with counsel and be heard upon the charges. The final action of the superintendent in rejecting an application or in revoking or suspending a certificate of authority shall be by written notice to the applicant or holder of the certificate of authority. All notices required to be sent to applicants or holders of certificates of authority shall be forwarded by registered or certified mail to his last known business address. Within thirty days after the revocation or suspension of the certificate of authority or the refusal of the superintendent to grant a certificate of authority, the person, firm, association, partnership, or corporation aggrieved may appeal from the ruling of the superintendent. All decisions and findings of the superintendent made under the provisions of Chapter 3951. of the Revised Code are subject to the provisions of sections 119.01 to 119.13 of the Revised Code.
R.C. §3951.07