Conn. Gen. Stat. § 47-244a
Unincorporated unit owners' association's statutory agent for service.
(b) A statutory agent for service of a unit owners' association shall be appointed by filing with the Secretary of the State a written appointment in such form as he prescribes setting forth: (1) The name of the common interest community and of the association; (2) the name of the statutory agent for service; and (3) if the statutory agent is a natural person, the business and residence address thereof; if the statutory agent is a domestic corporation, the address of the principal office thereof; if the statutory agent is a corporation not organized under the laws of this state, the address of the principal office thereof in this state, if any. In each case the address shall include the street and number or other particular designation.
(c) The written appointment shall be signed by the president, vice president or secretary of the appointing association. Each written appointment shall also be signed by the statutory agent for service therein appointed.
(d) If a statutory agent for service dies, dissolves, withdraws from the state or resigns, the unit owners' association shall forthwith appoint another statutory agent for service. If the statutory agent for service changes his or its address within the state from that appearing upon the record in the office of the Secretary of the State, the unit owners' association shall forthwith file with the Secretary of the State notice of the new address. A statutory agent for service may resign by filing with the Secretary of the State a signed statement in duplicate to that effect. The Secretary of the State shall forthwith file one copy and mail the other copy of such statement to the unit owners' association at its principal office. Upon the expiration of thirty days after such filing, the resignation shall be effective and the authority of such statutory agent for service shall terminate. A unit owners' association may revoke the appointment of a statutory agent for service by making a new appointment as provided in this section and any new appointment so made shall revoke all appointments theretofore made.
(e) The Secretary of the State shall charge and collect a fee of ninety dollars for filing an appointment of a statutory agent, and a fee of eighteen dollars for filing a change of address of statutory agent or change of statutory agent.