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How do I synchronize attachments with the DATEV Belegbilderservice and Qonto?
How do I synchronize attachments with the DATEV Belegbilderservice and Qonto?

Qonto and DATEV. Synchronize your receipts with the DATEV Belegbilderservice.

Updated over a week ago

Prepare your bookkeeping easily in Qonto. Your receipts and invoices are automatically synchronized with DATEV. Save time & energy. You no longer have to switch back and forth between Qonto, DATEV Unternehmen Online (DUO) and your tax advisor.

In this article you will learn how to connect the DATEV Belegbilderservice with Qonto and synchronize your documents automatically with DATEV.

☝️ The DATEV integrations are only available for customers with a german IBAN at Qonto.

To synchronize your transactions between Qonto and DATEV Unternehmen Online (DUO), you will also have to set up the DATEV integration for transactions.

To find out more how to set up the DATEV interface for transactions with finAPI (PIN/TAN) please check this dedicated article.

Which requirements are necessary to Connect your Qonto account to DATEV Unternehmen Online (DUO)?

  • You or your tax advisor have fully set up DUO for your business.

  • You have a SmartLogin, SmartCard or mIdentity for your login to DUO.


Who can use this DATEV integration?

  • All account holders, administrators and accountants can set up the DATEV integrations with Qonto.

  • The Service Belegfreigabe online oder Belegfreigabe online comfort has been set up for you in DUO by your tax advisor. You can find out how your tax advisor sets this up in these DATEV instructions. If you require further support, please contact your tax advisor.

  • This feature is available for our Smart, Premium, Essential, Business and Enterprise packages. Click here to learn how to upgrade your current plan.

How to set up the DATEV Belegbilderservice integration?

From the Qonto web app, go to the Integrations and Partnerships section and click on DATEV Belegbilderservice. Simply click Connect in the top right of the page and follow these simple steps:

  • Set your authentication name

  • Authenticate with your DATEV account information

  • Enable Qonto to sync your attachments to DATEV by clicking on Accept

  • Import your history by selecting the date you want to start syncing your attachments. Make sure you validate your selection by clicking on the check mark ☑️ on the right of the date and only then click on the Finish button.

Your integration is now ready! Your Qonto attachments will be automatically synched and added to DATEV Unternehmen Online (DUO) every day at 07:00 am (GMT+1).

How to disconnect the DATEV Belegbilderservice integration?

  • Click on the Connected button, on the top-right corner of your screen

  • Then, click on Disconnect DATEV Belegbilderservice

  • Finally, confirm your choice.

What if my attachments are not correctly imported to DATEV Unternehmen Online (DUO)?

If your attachment history is not imported from the selected date, you have to disconnect the DATEV Belegbilderservice integration from your Qonto account and set it up again by following the steps detailed just above.

Will my attachments and transactions be matched automatically in DATEV?

No automated matching will take place in DATEV Unternehmen Online (DUO). Your tax advisor will have the possibility to link attachments to the appropriate transaction directly in the DATEV Unternehmen Online account.

Which files can be processed by the DATEV Belegbilderservice integration?

For your attachments to be synchronized with Datev Unternehmen Online (DUO), your files must fit the following size and format criteria:

  • We recommend that the size of each attachment does not exceed 500 KB, the maximum size supported is 20MB.

  • The format needs to be either JPEG, PNG or PDF. As soon as you synchronize your documents with DATEV Belegbilderservice, they will be converted to PDFs.

💡 A small file size directly helps to keep your running costs at DATEV Unternehmen Online (DUO) as low as possible. The maximum size for all files in one synchronization process cannot exceed 20MB.

How much of my Qonto account data will DATEV and Riecken Webservice & Application GmbH have access to?

We will not share any of your data with Riecken Webservice & Application GmbH or DATEV without your express consent, which you may revoke at any time with a few clicks to stop sharing your data. Without your express consent, we are unable to ensure the proper function of the integration.

💡 Riecken Webservice & Application GmbH is an official DATEV Marktplatz Member, and a Qonto partner we rely on to ensure the proper function of the integration.

Do you have questions about linking your account with DATEV or synchronizing your attachments? DATEV Unternehmen online offers technical support and provides you with further information in the DATEV Help Portal.

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