Illinois Statutes Chapter 215. Insurance § 93/30. Rating and underwriting records

(a) A small employer carrier shall maintain at its principal place of business a complete and detailed description of its rating practices and renewal underwriting practices, including information and documentation that demonstrates that its rating methods and practices are based upon commonly accepted actuarial assumptions and are in accordance with sound actuarial principles.

(b) A small employer carrier shall file with the Director annually on or before May 15, an actuarial certification certifying that the carrier is in compliance with this Act, and that the rating methods of the small employer carrier are actuarially sound. Such certification shall be in a form and manner, and shall contain such information, as specified by the Director. A copy of the certification shall be retained by the small employer carrier at its principal place of business for a period of three years from the date of certification. This shall include any work papers prepared in support of the actuarial certification.

(c) A small employer carrier shall make the information and documentation described in subsection (a) available to the Director upon request. Except in cases of violations of this Act, the information shall be considered proprietary and trade secret information and shall not be subject to disclosure by the Director to persons outside of the Department except as agreed to by the small employer carrier or as ordered by a court of competent jurisdiction.