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Indiana Department of Revenue

DOR > Individual Income Taxes > Individual Income Tax Overview Individual Income Tax Overview

Note: The information below is just an overview of individual income taxes. For more information please click the “More…” links.

Who files a tax return - You may need to file an Indiana individual income tax return if you lived in Indiana and received income greater than your exemptions or you lived outside Indiana and received income from Indiana. More…

Residency status - There are several types of Indiana income tax returns available for individuals to file. The type you need to file is generally based on your residency status. More…

Choosing the correct tax form to file - View information on a few of the most common returns, and examples to help you find the category that best fits your situation. More…

When to file your tax return - The due date for filing your individual tax return is April 15 following the close of the tax year. If April 15 falls on a weekend or holiday, the due date for filing your tax return is the next business day. More…

Tax credits - There are many credits available to claim on your Indiana income tax return. More…

Tax deductions - Indiana deductions are used to reduce the amount of income Indiana will tax. If you are eligible to claim these deductions, you'll claim them when you file your annual Indiana income tax return - Form IT-40, IT-40PNR, or IT-40RNR. More…

Filing requirements for deceased individuals - Find out the filing requirements for individuals who die during the tax year, how a return is signed if the individual is deceased and how to cash a refund check. More…

Claim for refund process - When a taxpayer submits a claim for refund with all required materials, then the refund can be issued within 90 days without interest. More…