BR-DE-7Error — invoice will be rejectedxrechnung
XRechnung error BR-DE-7: seller contact telephone missing
BR-DE-7 requires that the seller contact section (BG-6) contains a telephone number. This applies whenever the contact section is present at all.
Last updated: 2026-06-01
Affected field
cac:Contact/cbc:Telephone (UBL) / ram:DefinedTradeContact/ram:TelephoneUniversalCommunication (CII)
Cause
The contact section was populated (e.g. with only an email address) but no telephone number was provided.
Fix
Add a telephone number to the Contact/Telephone field. Alternatively, remove the entire contact section if no contact details are needed.
Check your invoice for this and other errors.
Validate your invoice →Frequently asked questions
Does the phone number need a specific format?▼
No format is mandated. International E.164 format (e.g. +49 30 1234567) is common practice but local formats are also accepted.