XRechnung

v3.0.2

XRechnung — German CIUS of EN 16931, maintained by KoSIT

Versions

3.0.2

Syntaxes

UBL, CII

Document types

invoice, credit note

How this format is validated

Official KoSIT Validator 1.6.3 with validator-configuration-xrechnung 2026-01-31 (XRechnung 3.0.2 Schematron 2.5.0 + CEN EN16931 1.3.15).

Capabilities

Generate
Parse
Detect
Validate
Convert
Render
Hybrid PDF/A-3not supported
Credit note

Specification identifiers

The CustomizationID (BT-24) the generator writes, and the detector matches on.

ubl: urn:cen.eu:en16931:2017#compliant#urn:xeinkauf.de:kosit:xrechnung_3.0
cii: urn:cen.eu:en16931:2017#compliant#urn:xeinkauf.de:kosit:xrechnung_3.0

Generate one

Terminal

curl -X POST https://api.invoapi.de/api/v1/generate \
  -H "Content-Type: application/json" \
  -d '{
    "format": "xrechnung",
    "syntax": "ubl",
    "version": "3.0.2",
    "invoice": { … }
  }'

Official specification Open the generator