Error code BR-CO-18
The VAT breakdown is missing
An invoice must have at least one VAT breakdown (BG-23).
The official rule
“An Invoice shall at least have one VAT breakdown group (BG-23).”
Official text, in the language the rule set publishes it in.
Fields named: BG-23
Common causes
- Lines have no VAT rate or category.
- Your company or customer VAT details are incomplete.
How to fix it
- Give every line a VAT rate, then recalculate.
- Complete the VAT details of your company and the customer.
Where to fix it in your software
- orgaMAX: Rechnung › Erweitert (help page)
- orgaMAX: Stammdaten › Finanzbuchhaltung › Kontenplan bearbeiten (help page)
From each provider's own help page, read on 25 October 2026. Menus can change; we are not linked to these providers.
Wrong vs. right (UBL)
Wrong
<cac:TaxTotal> <cbc:TaxAmount currencyID="EUR">375.38</cbc:TaxAmount> </cac:TaxTotal>
Right
<cac:TaxTotal>
<cbc:TaxAmount currencyID="EUR">375.38</cbc:TaxAmount>
<cac:TaxSubtotal>
<cbc:TaxableAmount currencyID="EUR">1787.50</cbc:TaxableAmount>
<cbc:TaxAmount currencyID="EUR">375.38</cbc:TaxAmount>
<cac:TaxCategory>…</cac:TaxCategory>
</cac:TaxSubtotal>
</cac:TaxTotal>