The Director or hearing officer shall make findings of fact and conclusions of law in a hearing, and the Director shall render his or her decision, or the hearing officer his or her proposal for decision within 45 days after the termination of the hearing unless additional time is required by the Director or hearing officer for a proper disposition of the matter. A copy of the final decision of the Director shall be served upon the applicant or registrant in person or by certified mail.
410 ILCS 54/65