Conn. Gen. Stat. § 22-332a: Use of dogs for medical research restricted.

(a) No person shall procure or use any living dog for medical or biological teaching, research or study except a hospital, educational institution or laboratory licensed for such purpose in accordance with the provisions of section 22-332b. No such hospital, educational institution or laboratory shall purchase or accept, without fee, any living dog from any municipal animal control officer, pound, kennel or commercial kennel in this state.

(b) No animal control officer or municipal animal control officer shall sell, give or transfer any unclaimed, impounded dog to any animal dealer, whether or not such dealer is licensed by the United States Department of Agriculture.