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Looking Up a Tax Rate with the Tax Rate Calculator

How to check the sales tax rate for an address in the Zamp app, with a breakdown by state, county, and city.

The Tax Rate Calculator in the Zamp app shows the sales tax rate for an address, broken down by each jurisdiction that applies.

Where to find it

In the left-hand menu of the Zamp app, select Tax calculator.

How to calculate a rate

  1. Under Selling location, enter the Street address, City, State, and ZIP code.

  2. Under Transaction details, choose a Product tax code, or leave it set to Default taxability.

  3. Select the Reporting date.

  4. Under Registration details, choose the Registration type: Sales Tax (RST) or Retailer Use Tax (RUT).

  5. Select Calculate rate.

To clear the form and start over, select Reset.

Reading your results

The results appear on the right side of the page:

  • Geocoded address: The address Zamp matched, including the full ZIP+4. If this isn't the address you meant, check the address you entered and calculate again.

  • Filing composite: The filing jurisdiction and its code. (See question 5.)

  • Rate breakdown: Each jurisdiction that applies (for example, state, county, and city) and its rate.

  • Total tax rate: The combined rate for the address.

Need help?

If you have questions about a rate, contact our support team.

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