Conn. Agencies Regs. § 17a-451(t)-19
Upon conclusion of the hearing, the hearing officer shall prepare a proposed written decision and shall mail it to the parties by certified mail, return receipt requested, as well as providing it to the Commissioner. The proposed decision shall contain a statement of the reasons for the proposed decision and a finding of facts and conclusions of law on each issue of fact or law necessary to the proposed decision. Any party may, not later than fifteen calendar days after the mailing of the proposed decision, provide the Commissioner with written argument in support of, or in opposition to, said proposed decision, and may request the opportunity for oral argument. The Commissioner shall render a final decision which may, in whole or in part, accept, modify or reject the proposed decision.
Conn. Agencies Regs. § 17a-451(t)-19