Validation rules
BR-DEX-07
An endpoint identifier scheme in the Extension must come from the EAS code list (extended by the DiGA codes XR01/XR02/XR03).
- Rule
BR-DEX-07— official EN 16931 / XRechnung rule- Severity
- error
- Detected by
- tier 3 — KoSIT validator (authoritative)
- Reachability
- Only reachable when validating your own XML — normbill-generated documents cannot trigger it
Belongs to the 'Extension XRechnung' CustomizationID. normbill generates the plain CIUS, never the Extension — reachable only for Extension XML submitted to /v1/invoices/validate.
How to fix it
Use an EAS (or XR01–XR03) value as the endpoint scheme.
BR-DEX-07 auf Deutsch — was bedeutet der Fehler?
Ein Endpoint-Schemabezeichner in der Extension muss aus der EAS-Liste stammen (erweitert um die DiGA-Codes XR01–XR03). Diese Regel gehört zur „Extension XRechnung“; normbill erzeugt die reguläre CIUS.
So beheben Sie den Fehler
Verwenden Sie einen EAS- oder XR01–XR03-Wert.
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.