Business Tax
Welcome to the Indiana Department of Revenue’s tax site for businesses.
New County Rates Available Online – Hancock county has changed its withholding income tax rates (Departmental Notice #1), which are effective Nov. 1, 2012. Be sure to check the Departmental Notice #1 online periodically as counties can change or adopt new rates effective Dec. 1. To learn more, click here.
ATTENTION -- Effective Jan. 1, 2013, ALL businesses in Indiana must file and pay their sales and withholding taxes electronically. For more information, click here.
If you work in or have business income from Indiana, you'll likely need to file a tax return with us. Whether you're a large multinational company, a small business owner, or a self-employed individual, this site contains all the resources you'll need to properly file your return. You'll find information on how to register or close your business, make changes to your account, and file and pay your taxes online. You'll also find answers to frequently asked questions, as well as all the business tax forms and publications you might need.
If you are operating a convenience store or plan to sell bath salts, spice, or synthetic drugs, click here.
Business Tax Basics
- How do I register a business with the Department?
- How do I close a business with the Department?
- How do I make changes to my tax account with the Department?
- How do I contact the Department?
- What do I do if I get a tax bill?
- How do I find out more about specific tax types, rates, penalties and interest?
- How can I learn more about Indiana's business income tax?
- What is the process for claiming a refund?
- How do I add a tax type with the Department?
- What is Streamline Sales Tax?
- What information is available for dealers of aircraft, RVs, trailers, vehicles and watercraft?
- What is the School Scholarship Tax Credit?
- What is the new prepaid wireless fee?
- How do I obtain a tax clearance on my license?
- How do I get a private employment agency license?
- Why is there a tax lien on my vehicle title?
- How do I receive a worker's compensation exemption certificate?
Forms
- Where do I find current-year business tax forms?
- Where do I find prior-year business tax forms?
- How do I know which form to file?
- Where do I mail my completed forms?
- How do I suggest changes to Indiana tax forms?
- Where do I find federal tax forms and other states' forms?
- Where can I find Streamline Sales Tax information?
- What are the do's and don'ts of completing Form WH-1?
- Why am I required to electronically file the WH-3 withholding tax form?
Electronic Services
- Can I file business taxes online?
- How can I pay my taxes electronically?
- How do I learn more about the Fuel Tax Electronic Initiatives (EDI)?
- How do I complete a WH-3/W-2 filing myself?
- How do I submit multiple Indiana Schedule IN K-1s?
- Where do I find information about electronic media?
Resources
Stay Connected
- Find Indiana tax forms.
- Know when I will receive my tax refund.
- File my taxes as an Indiana resident while I am in the military, but my spouse is not an Indiana resident.
- Take the renter's deduction.
- Pay my tax bill in installments.
- Claim a gambling loss on my Indiana return.
- Have more time to file my taxes and I think I will owe the Department.
