> This page is for Documentation, version Integration guides (default).
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# Transactions

Guide: Brazil Returns (Tax compliance) - English

The TaxCompliance API includes complex relational objects within its endpoints. Because of this, it is nessary that a previous master data registration is available directly on the TaxCompliance application UI before performing an integration. This data is requested by the Partner Launch Brazil team during a kickoff call.

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> **Note**
>
> Part of the **Extractor guide (English)** integration guide. [Open the full "Transactions" milestone on Avalara](https://developer.avalara.com/products/tax-compliance/integration-guides/extractor-en/transactions/) to see every page in this section.