Conn. Gen. Stat. § 2-1

There shall be a regular session of the General Assembly held at Hartford in each year. In the odd-numbered years, such session shall commence on the Wednesday following the first Monday of January. The Senate and House of Representatives, when any such session is to be held, shall convene at their respective chambers in the Capitol on the day named, at ten o'clock in the forenoon, when the secretary shall call the Senate to order and administer the official oath to the senators present. The speaker of the preceding House of Representatives shall, at the same hour, call the House of Representatives to order and administer the official oath to the members present. In the absence of such speaker, the House of Representatives shall be called to order and said oath administered by the member present who was the senior member of any previous House of Representatives. The secretary, and the person calling the House of Representatives to order, shall have the powers of the president of the Senate and speaker of the House of Representatives, respectively, until said officers have been elected. In the even-numbered years, such session shall commence on the Wednesday following the first Monday of February on which day the Senate and House of Representatives shall convene at their respective chambers in the Capitol at ten o'clock in the forenoon.