Is my invoice uploaded?

No. The file is only read in your browser.

Which formats are supported?

XRechnung (XML, UBL and CII) and ZUGFeRD / Factur-X version 2+ as PDF. Not ZUGFeRD 1.x.

No, only a plausibility check. For a binding check use the KoSIT validator.

Drop your e-invoice hereXML or PDF

Help & info

An invoice as a file that software can read directly: XML (XRechnung) or a PDF with embedded XML (ZUGFeRD). An ordinary PDF does not count.

All businesses must be able to receive them since 2025. Issuing becomes mandatory from 2027 / 2028.

Mandatory details, buyer reference (Leitweg-ID) and calculations.

Is my invoice uploaded?: No. The file is only read in your browser.
Which formats are supported?: XRechnung (XML, UBL and CII) and ZUGFeRD / Factur-X version 2+ as PDF. Not ZUGFeRD 1.x.
Does the check replace an official validation?: No, only a plausibility check. For a binding check use the KoSIT validator.