How to Integrate TaxJar to Charge Taxes

Spiffy now integrates with TaxJar. TaxJar is the leading technology solution eCommerce sellers to manage sales tax. You can now charge sales tax or VAT automatically using Spiffy checkout.

In this article, we will cover how you can integrate TaxJar with Spiffy and start charging tax automatically.

1) Go to Profile and click the Integrations options

2) Click the TaxJar option

3) Add your TaxJar 'SmartCalc API' key and click the Connect TaxJar button 

Note: You must have a TaxJar account to get the TaxJar SmartCalc API key.

You can obtain your TaxJar 'SmartCalc' API key by logging into your TaxJar account and heading to

If you haven't used TaxJar's 'SmartCalc API' key before, you may need to click a button to 'Generate' your key

4) That's it! You've successfully connected your Spiffy account with TaxJar. You'll see a confirmation message like this

You will need to set up your TaxJar account as needed, but Spiffy will automatically include and calculate taxes on products that you have set to 'Taxable'. For more info on setting up the TaxJar side of things, visit

If you have any further questions about connecting TaxJar with Spiffy, please contact us at . We'll be glad to help you.

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