Conn. Gen. Stat. § 7-501
This chapter shall not supersede any provision of any general statute, special act, municipal charter or ordinance with regard to competitive or public bidding for the sale, lease or other disposition of property or for the award of contracts for demolition, construction or rehabilitation, except that any contract or agreement for the disposition of any interest by a municipality, or a governmental unit or nonprofit corporation to which a municipality has delegated powers under the provisions of section 7-486, in development property and any contract or agreement relative to the improvement of development property, the construction of improvements thereon or the rehabilitation thereof, which is entered into by a municipality, or a governmental unit or nonprofit corporation to which a municipality has delegated powers under the provisions of section 7-486, with a sponsor who is going to use or occupy such development property, may be entered into without regard to any such requirement.
Conn. Gen. Stat. § 7-501
(July Sp. Sess. P.A. 75-2, S. 22, 25.)