Calculate sales tax

The Sales Tax API offers precise sales tax calculation, providing a diverse range of use cases to ensure adherence to tax regulations. The Sales Tax API gives you great flexibility for calculating different types of sales tax rates and modes. The REST API is also available to manage sales tax calculations using automated sales tax (AST).

Get started

To get started using the Sales Tax API, go to Get started with the Sales Tax API.

Use case

We have documented a use case to help you integrate Sales Tax into your app. See Sales tax use case.

API reference

To see the API GraphQL reference, go to the GraphQL API Explorer.

Errors

For information on handling errors, see Fix GraphQL errors.

Auto-calculation using the REST API

You can integrate your app with the QuickBooks Online Accounting REST API to manage sales tax calculations using automated sales tax (AST) for either US or non-US editions of QuickBooks Online.