Conn. Agencies Regs. § 22-336-39
Animal mortalities shall be immediately removed from the primary enclosure and isolated from all other animals. Mortalities with an unknown cause of death associated with an investigation concerning animal neglect, animal abuse or a suspected disease incident shall be necropsied at the Connecticut Veterinary Diagnostic Laboratory or by a Connecticut licensed veterinarian to determine the manner and cause of death. Mortalities that cannot be transported for necropsy, diagnostic testing or disposal by cremation or burial within four (4) hours of death shall be preserved in a properly operating refrigerator at a temperature of not more than forty (40) degrees Fahrenheit or four and forty-four one- hundredths (4.44) degrees Celsius or freezer at a temperature of not more than thirty-two (32) degrees Fahrenheit or zero (0) degrees Celsius until such time as the animal is transferred for purposes of necropsy, diagnostic testing or disposal by cremation or burial.
Conn. Agencies Regs. § 22-336-39