Maintain returns
Guide: Avalara Managed Returns API (U.S. and Canada)
Learn how Avalara manages tax notices, including submission requirements, review processes, and client communication.
Submission requirements
To initiate a tax notice review, provide the following information:
- The return and tax period referenced in the tax notice
- The tax amount, penalties, and interest specified in the tax notice
- An attachment of the official tax notice document issued by the jurisdiction
Avalara review
After a tax notice is submitted, Avalara performs these actions:
- Researches the tax notice details
- Resolves the tax notice
Client communication
After submission, the tax notice is accessible to the client through your platform.
- Clients can track the tax notice status
- Comment threads allow communication between the client and Avalara’s compliance team
Part of the Managed Returns — U.S. and Canada integration guide. Open the full “Maintain returns” milestone on Avalara to see every page in this section.

