How to Correct Accepted Indiana Tax Return or File Indiana Amendment

Indiana State Taxes
amend Indiana taxes

"The Hoosier State"

When Do I Need to File an Indiana Amended Tax Return?

Your Indiana tax amendment should be filed within 3 years of the filing deadline for the original tax return, or 2 years from the time when tax was paid (whichever is later).

How Do I Correct My Accepted Indiana Tax Return or File a Tax Amendment in Indiana?

If you have already filed a tax return but you need to correct it, then you should file a tax amendment form (but you can't change your filing status though; it stays the same after the original return has been filed). Here's how:

  1. Download and fill out Form IT-40X.
  2. Print the amended tax form out and mail it to: Indiana Department of Revenue, 100 North Senate Ave., Indianapolis, IN 46204-2253.

Indiana State Tax Amendment Forms (Download, Print Out, Fill Out, and Mail)

Complete Form IT-40X with information from your originally filed and accepted Indiana state tax return.

Form Description
Form IT-40X Indiana Amended Individual Income Tax Return

How Do I Check the Status of My Indiana Amended Tax Return?

You can call the Indiana Department of Revenue at (317) 232-2240.

What Are the Penalties, Interest, and Fees Associated with Indiana Tax Amendments?

In Indiana the penalty for underpaying a tax is 10% of the tax underpaid and is assessed at each installment.

The state of Indiana also charges interest on delinquency payments and also computes interest on overpayments of tax.

Interest Rates on Overpayments and Delinquent Taxes Owed

Year Overpayment Interest rate Delinquency Interest Rate
2011 9% 9%
2012 4% 4%
2013 3% 3%
2014 3% 3%
2015 3% 3%
2016 2% 2%
2017 3% 3%
2018 3% 3%
2019 3% 3%

Where Do I Mail My Indiana State Tax Amendment? - Indiana Mailing Address:

Indiana Department of Revenue
100 North Senate Ave.
Indianapolis, IN 46204-2253

Indiana Department of Revenue Phone Number: (317) 232-2240

Indiana Department of Revenue

Where Do I Learn More About Indiana Income Taxes?

How Do I Only Prepare, File an Indiana Tax Return?

Where is my Indiana State Tax Refund?

Indiana State Tax Extensions

Indiana State Taxes

What If I Need to File My IRS, Federal Amended Tax Return?

How to amend an IRS tax return