Connecticut State Income Tax Return Forms, efile, and Government Information

Download Connecticut Tax Forms and Instructions

Access, download, and save income tax forms for Connecticut. Click on the form name for additional details and access to prior year forms.

Form name
Description
Instructions
Form
Connecticut Form CT-1040   Individual Resident Income Tax Return    
Connecticut Form CT-1040V   Connecticut Electronic Filing Payment Voucher    
Connecticut Form CT-6251   Alternative Minimum Tax Return - Individuals    
Connecticut Form CT-2210   Underpayment of Estimated Income Tax by Individuals Trusts and Estatess    
Connecticut Schedule CT-EITC   Connecticut Earned Income Tax Credit    
Connecticut Schedule CT-1040WH   Connecticut Income Tax Withholding   -

» Additional Connecticut State Income Tax Return, e-file and Government Information.