INDIANA Tax Forms and Instructions
Below are the relevant links for IN State Tax information.
Indiana State Mandate Professional preparers who filed more than ten individual returns in 2016 are required to file individual returns in 2017 in an electronic format. A paid preparer?s client may refuse to allow his or her return to be filed electronically. In order for the preparer to avoid being penalized for not filing the tax return electronically, a completed Form IN-OPT must be signed by the client, and the preparer must keep this form on file for three years. A penalty of $50 per return, up to a maximum of $25,000 per calendar year, may be imposed. ERO must retain Form IT-8879.



INDIANA Tax Forms and Instructions Information
Online Credit Card Payments
  • Offical Payments
    Or call 1-800-2PAY-TAX (Offical payments charges a nominal fee for this service)(Use Jurisdiction Code 2000 for Individual and Jurisdiction Code 2006 for Business Taxes)
Mailing Addresses
  • Return Mailing Address:
    Indiana Department of Revenue
    P.O. Box 40
    Indianapolis, IN 46206-0040

  • Return Mailing Address without Refund:
    Indiana Department of Revenue
    P.O. Box 7224
    Indianapolis, IN 46207-7224.

  • Estimates Mailing Address:
    Indiana Department of Revenue
    PO Box 6102
    Indianapolis, IN 46206-1674

  • Amended Return Mailing Address:
    Indiana Department of Revenue
    P. O. Box 7224 (Payment) P. O. Box 40 (All Others)
    Indianapolis, IN 46207-7224 (Payment) 46206-0040 (All Others)

  • Extension Mailing Address:
    You must get an extension of time to file if you are required to file a 2014 Indiana individual income tax return, but cannot file by the April 15, 2015 due date. Whether you owe additional tax, are due a refund, or are breaking even, you still need to file for an extension. you filed for a federal extension of time to file (Form 4868) by April 15, 2015, then you automatically have an extension with Indiana. If not, you may file Form IT-9 to request an extension with Indiana.

    Indiana Department of Revenue
    P. O. Box 6117
    Indianapolis, IN 46206-6117

  • Electronic Filing:
    The Indiana e-file program: ? Supports federal/state (piggyback) filing and state-only filing through the Federal/State Electronic Filing Program. ? Allows electronic filing of part-year or nonresident returns. Exclusions from electronic filing. Indiana does not accept: ? Amended returns. ? Prior year returns?tax year 2013 and prior. ? Returns including Form SC-40, Unified Tax Credit for the Elderly.
Federal Tax Information