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Learn about authentication methods in AvaTax and the differences between Sandbox and Production environments.

This first task describes authenticating in AvaTax using the API, including the available authentication methods. It also provides helpful information about AvaTax’s 2 environments: Sandbox and Production. If you know the authentication method you’re going to use, and you’re ready to authenticate, you can skip to the Ping the server section.

Part of the AvaTax for Accounts Payable integration guide. Open the full “Build” milestone on Avalara to see every page in this section.