Conn. Gen. Stat. § 46b-143: (Formerly Sec. 51-324). Notice of appeal.

The clerk in charge of juvenile matters shall note the time of filing an appeal from a juvenile matter and forthwith forward to the clerk of the Appellate Court a certified copy of the appeal and order made thereon. He shall also send a copy by registered or certified mail to the Commissioner of Social Services or to the Commissioner of Children and Families, to the petitioner upon whose application the proceedings in the Superior Court were instituted, unless he is the appellant, to any person or agency having custody of any child or youth who is a subject of the proceeding, and to all other interested persons as designated in the appeal; and if the addresses of any such persons do not appear in the appeal, he shall call the matter to the attention of a judge of the Superior Court who shall make such an order of notice as he deems advisable.