BR-07: Buyer name (BT-44) is missing

Severity: fatal · Syntax: CII, UBL

Official message

An Invoice shall contain the Buyer name (BT-44).

What this means

BT-44 is the RegistrationName of the buyer's PartyLegalEntity. UBL checks normalize-space(cac:AccountingCustomerParty/cac:Party/cac:PartyLegalEntity/cbc:RegistrationName) != ''.

Typical cause

The buyer is in the address, but without a registered name.

How to fix it

Set the buyer name in the buyer party's RegistrationName.

UBL

<cac:AccountingCustomerParty>
  <cac:Party>
    <cac:PartyLegalEntity>
      <cbc:RegistrationName>Beschaffungsamt</cbc:RegistrationName>
    </cac:PartyLegalEntity>
  </cac:Party>
</cac:AccountingCustomerParty>

CII

<ram:BuyerTradeParty>
  <ram:Name>Beschaffungsamt</ram:Name>
</ram:BuyerTradeParty>

Business term

BT-44

Related rules

Context and assertion

UBL /ubl:Invoice | /cn:CreditNote

CII /rsm:CrossIndustryInvoice

UBL

normalize-space(cac:AccountingCustomerParty/cac:Party/cac:PartyLegalEntity/cbc:RegistrationName) != ''

CII

normalize-space(rsm:SupplyChainTradeTransaction/ram:ApplicableHeaderTradeAgreement/ram:BuyerTradeParty/ram:Name) != ''

Check a file now, free of charge

curl -F "file=@rechnung.xml" https://checkxrechnung.com/v1/validate

Questions

What does BR-07 actually check?

BT-44 is the RegistrationName of the buyer's PartyLegalEntity. UBL checks normalize-space(cac:AccountingCustomerParty/cac:Party/cac:PartyLegalEntity/cbc:RegistrationName) != ''.

How do I fix BR-07?

Set the buyer name in the buyer party's RegistrationName.

If BR-07 passes, is the invoice legally compliant?

No. This page helps you read this one Schematron assertion. A pass is not a statement about tax law, portal acceptance, or bank overlays.