BR-DE-4:Das Element "Seller post code" (BT-38) muss übermittelt werden.
Fix: German XRechnung requires Seller Post Code (BT-38). The seller's postal code must be specified. Provide the required value in the free validator.
German XRechnung requires Seller Post Code (BT-38). The seller's postal code must be specified.
Engine Classification
Business data required · Explicit input workflow · No assumptions made
Required input: Seller Post Code (BT-38)
What is BR-DE-4?
BR-DE-4 is a fatal validation rule defined in the XRechnung (Germany) specification (DEU national rules).
When this rule fires, the invoice is rejected by Peppol access points and never reaches the buyer.
Why This Error Matters
Invoice rejected. Complete seller address with postal code is mandatory.
BR-DE-4 is a hard failure — the invoice must be corrected and re-sent before it can reach the recipient.
Validator Behavior
- ·Causes invoice rejection
- ·Rejected by XRechnung endpoints
- ·Error returned: BR-DE-4
- ·Specification: XRechnung (Germany)
How to Fix It
Identify the missing data
German XRechnung requires Seller Post Code (BT-38). The seller's postal code must be specified.
Provide the required value
German XRechnung requires Seller Post Code (BT-38). The seller's postal code must be specified.
Re-validate your invoice
Upload the corrected invoice to confirm BR-DE-4 is resolved.
Before / After
<cac:PostalAddress> <cbc:PostalZone>INVALID_CODE</cbc:PostalZone> </cac:PostalAddress>
<cac:PostalAddress> <cbc:PostalZone>VALID_CODE</cbc:PostalZone> </cac:PostalAddress>
Technical Reference
Common Causes
- ·Seller address missing postal code for XRechnung
- ·BT-38 Seller post code not transmitted
- ·German invoice requires seller postal code
- ·AccountingSupplierParty/PostalAddress/PostalZone empty
- ·Partial seller address without postcode
Seeing this in production? The API handles BR-DE-4 automatically. See the fix response →
Frequently Asked Questions
German XRechnung requires Seller Post Code (BT-38). The seller's postal code must be specified.
German XRechnung requires Seller Post Code (BT-38). The seller's postal code must be specified. You can also use Invoice Navigator's compliance engine to correct this automatically in your pipeline.
Yes, BR-DE-4 is a critical error that will cause invoice rejection. It must be fixed before submission.
Many instances of BR-DE-4 can be automatically corrected using Invoice Navigator's compliance engine. The fix is applied in your pipeline with full audit evidence.
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Last updated: 14 April 2026
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