Indiana Tax Forms 2018
Printable State IN IT-40 Form and IN IT-40 Instructions

Indiana 2018 IN IT-40 Form and Instructions
Free printable 2018 IN IT-40 Form and 2018 IN IT-40 Instructions booklet in PDF format to print, prepare, and mail your 2019 Indiana state income tax return.

Printable Indiana (IN) state income tax form IT-40 must be postmarked by April 15, 2019 in order to avoid penalties and late fees. Printable Indiana state tax forms for the current tax year will be based on income earned between January 1, 2018 through December 31, 2018. The Indiana income tax rate for 2018 is a flat 3.23%. The state tax rate is displayed on the Indiana Form IT-40 and also inside the IN Form IT-40 instructions booklet.

Preparation of your Indiana income tax forms begins with the completion of your federal income tax forms. Some of the Indiana state income tax forms require information from your federal income tax return, for example. If you have not done so already, please begin with your federal 1040 using the links above or on the left side navigation. Remember that federal tax forms 1040EZ and 1040A have been discontinued for the 2018 - 2019 filing season.

2018 Indiana Form IT-40 and Instructions

IT-40 Form
IT-40 Instructions
IT-40 County Tax Schedule

Frequently Required Schedules:
Schedule 1 - Add Backs
Schedule 2 - Deductions
Schedules 3 - Exemptions
Schedules 4 - Other Taxes
Schedule 5 - Credits
Schedule 6 - Offset Credits
Schedule 7 - Additional Required Information
ST-115 - Consumer's Use Tax Return

Less Frequent Schedules & Tax Forms:
CC-40 - Indiana College Credit
ES-40 - 2018 Estimated Tax Payment Voucher
IN-529 - 529 Education Savings Plan Credit
IN-DEP - Additional Dependent Child Information
IN-EIC - Indiana's Earned Income Credit
IN-OCC - Other Certified Credits
IT-9 - Application for Extension of Time to File
IT-40X - Amended Individual Income Tax Return
IT-2440 - Indiana Disability Retirement Deduction
SC-40 - Unified Tax Credit for the Elderly

List of all printable IN state income tax forms.

Click any Indiana state income tax form title above to download, view, print, and save the PDF file. The PDF file format allows you to safely print, prepare, and mail in your 2018 Indiana tax forms.

The Indiana Department of Revenue will expect your 2018 income tax forms to be printed on high quality printers. Today's laser, bubble-jet, or ink-jet printers are generally acceptable. Color printing is not required, however, we recommend that you read the first few pages of the Indiana Form IT-40 instructions booklet for updates regarding the printing of your 2018 Indiana tax forms.

IT-40 State Income Tax Refund Status

To check the status of your Indiana IT-40 income tax refund online, visit the Indiana Department of Revenue website and use their Check Status service. Indiana Department of Revenue asks that you wait three weeks before checking the status of an electronically filed return and 12 weeks for a mailed in paper return.

To check the status of your Indiana income tax refund for 2018 you will need the following information:

  • Social Security Number
  • Amount of your refund

The requested information must match what was submitted on your Indiana IT-40 state income tax forms for the current year. You can also look up prior year refunds if you have the requested information available. If not, you will need to contact the Indiana Department of Revenue service center by phone or mail.

To contact the Indiana Department of Revenue service center by phone or email, use the check your refund status link above. Alternatively, view or print the 2018 Indiana IT-40 instructions to obtain the proper phone number and mailing address.

Last updated: January 6, 2019