Invoice formats

In this article, you will find out which invoice formats are supported for sending invoices digitally, as well as information about the upcoming changes due to the introduction of the Growth Opportunities Act.


We support the digital dispatch of invoices in the common PDF format. A compatible application such as Acrobat Reader is required to display the invoice.

Property Value
file format PDF 1.7
resolution 595 × 841
encoding software


The Growth Opportunities Act decided to introduce mandatory e-invoicing for domestic B2B sales from January 1, 2025**. The legislator defines an e-invoice as an invoice that complies with the European standard EN 16931. We already comply with this standard so that you can adapt your internal processes accordingly.

Property Value
file format XML 1.0
Character set UTF-8
Version (XRechnung) 3.0.1
Data model syntax UBL
Identifier CIUS XRechnung
XML schema urn:oasis:names:specification:ubl:schema:xsd:Invoice-2
Profile ID

You can find more information about the XRechnung format on the following websites: