BR-CO-17
A rule of the European standard EN 16931 – applies to every invoice following the standard, including Peppol BIS Billing 3.0.
What this error means
BR-CO-17
A VAT category amount (BT-117) does not equal its taxable base (BT-116) × rate (BT-119) / 100, rounded to 2 decimals.
How to fix it
Recalculate each TaxSubtotal: TaxAmount = TaxableAmount × Percent / 100, rounded to 2 decimals.