warningDEXRECHNUNG

BR-DE-20:The Debited Account (BT-91) should contain a valid IBAN for SEPA direct debit. The current value doesn't match IBAN form

The Debited Account (BT-91) should contain a valid IBAN for SEPA direct debit. The current value doesn't match IBAN format.

Fix this in your source system

MANUAL

German IBAN format is strictly validated. Please verify your bank account details with your financial institution.

See the step-by-step instructions below to fix this error manually.

Why This Error Matters

Invoice rejected. SEPA direct debits require valid IBANs.

Common Causes

  • Debited account is not valid IBAN for SEPA
  • BT-91 contains invalid IBAN for direct debit
  • German direct debit requires valid debtor IBAN
  • PaymentMandate account not valid IBAN format
  • FinancialAccount/ID fails IBAN validation

Frequently Asked Questions

The Debited Account (BT-91) should contain a valid IBAN for SEPA direct debit. The current value doesn't match IBAN format.
The Debited Account (BT-91) should contain a valid IBAN for SEPA direct debit. The current value doesn't match IBAN format. You can also use Invoice Navigator's automatic Fixer tool to correct this instantly.
BR-DE-20 is a warning that may not always cause rejection, but it indicates a potential compliance issue that should be addressed.
Many instances of BR-DE-20 can be automatically corrected using Invoice Navigator's Fixer tool. Upload your invoice and the tool will identify and fix common issues.

See Also

🇩🇪

E-Invoicing in Germany

Requirements & common errors

XRechnung Validator

Check your invoice now

Last updated: 18 January 2026

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