Validation rules

BR-DE-7

Seller contact email (BT-43) is missing.

Rule
BR-DE-7official EN 16931 / XRechnung rule
Severity
error
Business term
BT-43 — Seller contact email
Field in your JSON
invoice.seller.contact.email

How to fix it

Set invoice.seller.contact.email.

BR-DE-7 auf Deutsch — was bedeutet der Fehler?

Die E-Mail-Adresse der Ansprechperson beim Verkäufer (BT-43) fehlt.

So beheben Sie den Fehler

Setzen Sie invoice.seller.contact.email.

Official sources

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.