Highway Use Fee - Registration is now open for certain carriers to register for the new Connecticut Highway Use Fee - Click here for more information.

IMPORTANT INFORMATION - the following tax types are now available in myconneCT: Individual Income Tax, Attorney Occupational Tax, Unified Gift and Estate Tax, Controlling Interest Transfer Tax, and Alcoholic Beverage Tax. - Click here for the latest information.

Federally Taxable Social Security

If you received social security benefits and any of those benefits were subject to federal income tax, you may be able to eliminate or reduce the amount of those benefits that are subject to Connecticut income tax by following the instructions for the Social Security Benefit Adjustment Worksheet in Form CT-1040 or Form CT-1040NR/PY.  For specific instructions, see Form CT-1040, Line 42 or Form CT-1040NR/PY, Line 44.

Electronic Filing Options:  If you received federally taxable social security benefits, you may WebFile or e-File your return and still take advantage of the Social Security Benefit Adjustment.