> ## Documentation Index
> Fetch the complete documentation index at: https://docs.procuros.io/llms.txt
> Use this file to discover all available pages before exploring further.

# Sending Credit Notes

> Step by step guide to sending credit notes from Xentral to Procuros

## Sending Credit Notes

Credit notes are used to correct invoices that have already been issued.

### Prerequisites for Credit Notes

The following prerequisites must be met for sending credit notes:

* A corresponding invoice must already exist
* The credit note must be marked as a "**Cancellation invoice**"
* Procuros only transmits credit notes of this type

<Warning>
  Only credit notes marked as "Cancellation invoice" are accepted by trading partners. This checkbox must be set when processing the credit note.
</Warning>

### Required Fields

The following fields must be correctly filled out:

* Customer order number (on order & delivery note)
* Planned delivery date (on order & delivery note)
* GLNs (Global Location Numbers)
* Procuros free field on the customer
* GLN of the delivery address on the customer

### Process for Sending Credit Notes

<Steps>
  <Step title="Create test cancellation invoice">
    Create a test cancellation invoice from a relevant existing invoice and mark it as a "Cancellation invoice".

    <img src="https://mintcdn.com/procuros-c35f505c/WEWxE_97bveYqyyM/Gutschrift2.jpg?fit=max&auto=format&n=WEWxE_97bveYqyyM&q=85&s=355f688f02f8d4f0a7d8af6b9a40f00b" alt="Gutschrift 2.jpg" width="1920" height="1080" data-path="Gutschrift2.jpg" />
  </Step>

  <Step title="Configure workflow status">
    The document must be in the workflow status "approved".
  </Step>

  <Step title="Automatic export">
    If all prerequisites are met, the cancellation invoice will be automatically exported by Procuros.
  </Step>

  <Step title="Approval process">
    Share the document number with Procuros and provide a PDF example. After positive feedback, credit notes can be sent regularly.
  </Step>
</Steps>