Before the deadline,
know whether your numbers agree.
Audit and reconcile sales tax for Shopify merchants in the U.S. We compare what Shopify collected against what TaxJar, Avalara or Shopify Tax filed, and show the differences. We do not calculate tax and we do not file.
See it with real data
The demo runs the engine on the development store fixtures: refunds, an exempt customer and a state total mismatch.
Open the demo reportInstall on Shopify
Connect your store, sync the last 90 days or upload the two CSVs, and get an evidence report with a downloadable PDF.
If you already installed the app, open it from your Shopify admin.
What it checks
| Rule | Question |
|---|---|
| R0 | Do the order tax lines add up to the order total? |
| R1 | Did an exempt customer get charged tax? |
| R2 | Is a non-taxable line inside the taxable base? |
| R3 | Do the state totals match the filed amounts? |