Validation rules
BR-DE-19
The payment account identifier (BT-84) does not look like a valid IBAN — for SEPA credit transfers (means code 58) XRechnung expects one.
- Rule
BR-DE-19— official EN 16931 / XRechnung rule- Severity
- warning
- Business term
BT-84— Payment account IBAN- Field in your JSON
invoice.payment.iban- Detected by
- tier 1 — normbill pre-flight (also in the playground)
- Reachability
- Triggerable from your request JSON (generate & validate)
normbill's tier-1 pre-flight already warns on IBANs with a broken checksum (NB-IBAN-CHECKSUM) before the document reaches the validator.
How to fix it
Double-check invoice.payment.iban against your bank details.
BR-DE-19 auf Deutsch — was bedeutet der Fehler?
Die Kontokennung (BT-84) sieht nicht wie eine gültige IBAN aus — bei SEPA-Überweisungen (Code 58) erwartet die XRechnung eine. Der Validator meldet eine Warnung.
So beheben Sie den Fehler
Prüfen Sie invoice.payment.iban gegen Ihre Bankdaten.
Official sources
- XRechnung specification (KoSIT / xeinkauf.de)
- KoSIT validator on GitHub and the XRechnung validator configuration
Every 422 from the API lists the rule id, the path in your request JSON, a plain-language message and a suggested fix — see the docs overview for the report format.