Indiana Income Tax Forms
Indiana State Income Tax Forms for 2024 tax year can be e-Filed in conjunction with a IRS Income Tax Return.
The Indiana tax forms are listed by tax year below and all IN back taxes for previous years would have to be mailed in. The current IN tax year forms can be e-filed together with the federal tax return until Oct. 15 of calendar year 2025. You can complete the forms with the help of eFile.com free tax calculators. Complete the respective Form(s) below, sign, and mail them to the Indiana Tax Agency. In addition to filing Indiana Forms you might also have to file previous IRS Tax Return Forms. If you can not find the form listed there, use the search button below.
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