County Rates Available Online: Indiana county resident and nonresident income tax rates are available via Department Notice #1.
All businesses in Indiana must file and pay their sales and withholding taxes electronically.
If you work in or have business income from Indiana, you will 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 will find information on how to register or close your business, make changes to your account, and file and pay your taxes online. You will also find answers to frequently asked questions as well as all the business tax forms and publications you might need.