Statistical reporting to the commissioner

(a) Each health carrier shall file annually with the commissioner, on or before March 1, a summary report of its utilization review program activities in the calendar year immediately preceding and a report that includes for each type of health benefit plan offered by the health carrier the required information set forth in subsection (e)(1)(B) of section 38a-591b of the Connecticut General Statutes. (b) Each health carrier shall report the information indicated in a format as specified annually by the commissioner and shall maintain source records adequate to support the accuracy of the information filed.