Indiana sales tax calculator
Calculate Indiana sales tax instantly and accurately with our free online tool. With Indiana's straightforward 7% state rate and no additional local taxes, getting the right tax amount for your invoices and estimates has never been simpler.
- Calculate exact sales tax for any transaction amount instantly
- Ensure compliance with Indiana's 7% state sales tax rate
- Save time with error-free calculations for invoices and estimates
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Indiana sales tax rates
Indiana maintains one of the simplest sales tax structures in the nation:
- State Sales Tax Rate: 7.00%
- Average Local Tax Rate: 0.00%
- Maximum Local Tax Rate: 0.00%
- Average Combined Rate: 7.00%
Important note:
Indiana maintains a straightforward sales tax structure with a uniform 7% state rate and no additional local sales taxes.

How to register for sales tax in Indiana
Register your business online through the INBiz portal. This "one-stop" site handles business tax registrations, including sales tax. INBiz Registration Portal.
Create your INBiz account
Visit the INBiz website using a supported browser, create an account or log in to your existing profile.
Start the tax registration
Go to the "Taxes & Fees" section and select tax registration, with your FEIN, business details, and officer info ready.
Submit and pay the fee
Submit the application with the $25 fee; your Retail Merchant Certificate usually arrives within 48 hours.
Indiana sales tax filing due dates
Stay compliant with these filing deadlines. Your specific frequency is assigned by the Indiana Department of Revenue (DOR) based on your tax liability.
- Monthly Filers: Due by the 20th of the following month (for most businesses).
- Quarterly Filers: Due by the 20th of the month following the quarter end.
- Annual Filers: Due by January 31st of the following year.
Important note:
You must file a return even if you have no sales ($0 liability). Late filings incur a penalty of 10% (minimum $5) which can rise to 20%.

Simplify Indiana sales tax with Xero
Xero helps you through your entire Indiana sales tax process. It automatically applies correct tax rates to every invoice and generates compliant reports for filing. Eliminate spreadsheet errors, ensure accuracy, and spend more time focusing on growing your business instead of on tax compliance.
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FAQs about Indiana sales tax
Common exemptions include unprepared grocery items, prescription medications, and medical equipment. Manufacturing equipment and agricultural supplies may also qualify for exemptions.
Common exemptions include unprepared grocery items, prescription medications, and medical equipment. Manufacturing equipment and agricultural supplies may also qualify for exemptions.
Yes, if you have economic nexus in Indiana. This occurs when you exceed $100,000 in gross revenue or 200 separate transactions to Indiana customers in the current or previous calendar year.
Yes, if you have economic nexus in Indiana. This occurs when you exceed $100,000 in gross revenue or 200 separate transactions to Indiana customers in the current or previous calendar year.
You must register before making taxable sales in Indiana if you have physical presence in the state or meet the economic nexus thresholds for remote sellers.
You must register before making taxable sales in Indiana if you have physical presence in the state or meet the economic nexus thresholds for remote sellers.
Indiana imposes a penalty of up to 20% of the tax due with a minimum penalty of $5. Interest also accrues on late payments at the rate set by the Department of Revenue.
Indiana imposes a penalty of up to 20% of the tax due with a minimum penalty of $5. Interest also accrues on late payments at the rate set by the Department of Revenue.
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Disclaimer
Xero does not provide accounting, tax, business or legal advice. This calculator has been provided for information purposes only. You should consult your own professional advisors for advice directly relating to your business.