Conn. Gen. Stat. § 13b-349: (Formerly Sec. 16-165). Cars at rear of locomotive.

No railroad company shall operate any regularly scheduled train for the transportation of passengers which is propelled by a locomotive attached to the cars in any other manner than at the rear of such locomotive, unless authorized by the Commissioner of Transportation after hearing and under such limitations as the commissioner may prescribe. The provisions of this section shall not apply to locomotives while trains are being made up in yards, or while switching, or in emergencies which interrupt the regular schedule of trains. Any railroad company which operates any train in violation of the provisions of this section shall forfeit fifty dollars to the state.