Maintenance of records.

A. Each 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 demonstrate that its rating methods and practices are based upon commonly accepted actuarial assumptions and are in accordance with sound actuarial principles. B. Each small employer carrier shall file each March 1 with the superintendent an actuarial certification that the carrier is in compliance with this section and that the rating methods of the insurer are actuarially sound. The certification shall include the index rate for all classes of business as of January 1. A copy of the certification shall be retained by the insurer at its principal place of business. C. A small employer carrier shall make the information and documentation described in Subsection A of this section available to the superintendent upon request. The information shall be considered proprietary and trade secret information and shall not be subject to disclosure by the superintendent to persons outside of the department except as agreed to by the carrier or as ordered by a court of competent jurisdiction. D. Each small employer carrier shall maintain at its principal place of business a complete copy of the disclosure of rating practices and renewability provided to the small employer for a period of three years during which time it shall be available to the superintendent upon request.