All Electrical, HVAC, Plumbing, and "Major" work in Connecticut requires a license. New Home Construction will require a $120 biennial registration fee and a $480 deposit to the New Home Construction Guaranty Fund. Applications for licensure can be obtained by calling the Connecticut Department of Professional Licensing at 1-860-713-6135. To schedule your exam, contact PSI at 1-800-733-9267. Please select the license/exam that you are wanting to obtain.