that is organized solely for the purpose of rendering one category of professional service or related professional services and which has as its shareholders, directors, officers, agents and employees (other than ancillary personnel) only individuals who are duly licensed by this State or by the United States Patent Office or the Internal Revenue Service of the United States Treasury Department to render that particular category of professional service or related professional services (except that the secretary of the corporation need not be so licensed), except that the registered agent of the corporation need not be licensed in such case where the registered agent is not a shareholder, director, officer or employee (other than ancillary personnel).
The regulating authority shall not issue or renew any certificate of authority to a Professional Corporation during the period of dissolution.
A copy of the certificate of dissolution, as issued by the Secretary of State, shall be delivered to the regulating authority within 30 days of its receipt by the incorporators.
805 ILCS 10/3.4