Conn. Agencies Regs. § 38a-495a-18
(a) On or before March 1 of each year, an issuer shall report to the commissioner the following information for every individual resident of this state for which the issuer has in force more than one Medicare supplement policy or certificate:
(Effective July 30, 1992; Amended December 1, 2005; Amended November 30, 2009)