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BR-DE-20

The IBAN of the debited account (BT-91) is not valid

Validation rule of XRechnung 3.0.2 (KoSIT, Schematron 2.6.0) · Level: Warning

What the message means

The IBAN of the debited account (BT-91) is not valid.

What the issuer needs to change

Check and correct the IBAN.

Fields concerned

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Origin

Rule set
XRechnung 3.0.2 (KoSIT, Schematron 2.6.0)
Syntax
CII, UBL
Level
Warning

Original rule text

"Debited account identifier" (BT-91) soll eine korrekte IBAN enthalten, wenn in "Payment means type code" (BT-81) mit dem Code 59 SEPA als Zahlungsmittel gefordert wird.

Source: KoSIT, XRechnung Schematron 2.6.0, Apache License 2.0

Technical details for IT

UBL

Context: /ubl:Invoice/cac:PaymentMeans[normalize-space(cbc:PaymentMeansCode) = '59'] | /cn:CreditNote/cac:PaymentMeans[normalize-space(cbc:PaymentMeansCode) = '59']
Test: not(not(normalize-space(cbc:PaymentMeansCode) = '59') or                     xr:checkIBAN(string(cac:PaymentMandate/cac:PayerFinancialAccount/cbc:ID)))

CII

Context: /rsm:CrossIndustryInvoice/rsm:SupplyChainTradeTransaction/ram:ApplicableHeaderTradeSettlement/ram:SpecifiedTradeSettlementPaymentMeans[normalize-space(ram:TypeCode) = '59']
Test: not(not(normalize-space(ram:TypeCode) = '59') or                     xr:checkIBAN(string(ram:PayerPartyDebtorFinancialAccount/ram:IBANID)))

Related rules

All validation rules

Technical explanation by robin.vision, not tax or legal advice. Rules as of 31 August 2026 (KoSIT validator configuration).