Conn. Gen. Stat. § 15-228
Fees.
(b) If an application, certificate of title or other document required to be delivered to the department under any provision of sections 15-201 to 15-232 , inclusive, is not delivered to the department within ten days from the time it is required to be delivered, the department shall collect, as a penalty, an amount equal to the fee required for the transaction.
(c) Vessels leased to an agency of this state and vessels owned by the state, an agency of the state or a municipality, as defined in section 7-245 , shall be exempt from the fees imposed by this section.