Conn. Gen. Stat. § 29-264
The State Building Inspector may, upon application by a builder setting forth that a set of plans and specifications will be utilized in more than one municipality to acquire building permits, review and approve any set of plans and specifications for the construction or erection of any building or structure designed to provide dwelling space for not more than two families if such set of plans and specifications meet the requirements of the State Building Code. Any building official shall issue a building permit upon application by a builder and presentation to him of such a set of plans and specifications bearing the approval of the State Building Inspector if all other local ordinances are complied with. Such application may be delivered in person, by mail or electronic mail, in a manner prescribed by the building official.
Conn. Gen. Stat. § 29-264
(1969, P.A. 443, S. 9.)