Download Form CT-1040 (PDF)

Connecticut Individual Income Tax Return Updated 11/-0001

Printable Connecticut Income Tax Form CT-1040

Form CT-1040 is the general Connecticut income tax return for all in-state filers. For more information about the Connecticut Income Tax, see the Connecticut Income Tax page.

Connecticut may also allow you to e-file your Form CT-1040 instead of mailing in a hard copy, which could result in your forms being received and processed faster. For more details, read more about the Connecticut e-filing program.

Document Source: http://www.ct.gov/drs/lib/drs/forms/2015forms/incometax/ct-1040.pdf

View Other Connecticut Tax Forms

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Individual Income Tax Return

Form CT-1040 is the general Connecticut income tax return for all in-state filers.

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Estimated Individual Income Tax Return

You must pay estimated income tax if you are self employed or do not pay sufficient tax withholding. Estimated tax payments must be sent to the Department of Revenue Services of Connecticut on a quarterly basis.

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Nonresident Income Tax Return

CT-1040NR/PY is a special income tax return for nonresidents or part-time residents of Connecticut who file a Connecticut tax return.

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Form CT-1040 Instruction Booklet

If you are self employed, even part of the time, you need to file estimated quarterly taxes using form CT-140ES.