Connecticut Tax Forms

E-file your Connecticut personal income tax return online with These 2019 forms and more are available:

  • Connecticut Form 1040/1040NR/PY – Personal Income Tax Return for Residents/ Nonresidents/Part-Year
  • Connecticut Form 6251 Sch A – Credit for Alt Min Tax Paid to Other Jurisdictions
  • Connecticut Form 8857 – Innocent Spouse Relief
  • Connecticut Schedule CHET – 529 College Savings Plan
  • Connecticut Schedule CT-IT – Income Tax Credit Summary
  • Connecticut Schedule CT-PE – Pass-Through Entity Tax Credit
  • Connecticut Schedule CT-SI – Nonresident or Part-Year Resident Schedule of Income from Connecticut Sources
  • Connecticut Schedule CT-1040 AW – Part-Year Resident Income Allocation Worksheet
  • Connecticut Schedule EITC – Earned Income Tax Credit
  • Connecticut Schedule 1 – Modifications to Federal AGI
  • Connecticut Schedule 3 – Property Tax Credit
  • Connecticut Taxes Paid to Another State Credit

More reasons to use to file your state taxes:

If you need to file taxes for a state that does have an income tax, can reuse information from your federal return to automatically create your state return. (Federal return required.)
You can get direct deposit together with or separately from your federal refund.
Owe taxes? Choose direct debit, or pay by credit card or check.

Downloadable Forms A-Z

Ready for a fresh take?
Try tax filing for just $25.