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

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