BR-CO-09
Calculation and consistency rules · severity: error · in EN 16931 (UBL), EN 16931 (CII)
Official rule text
The Seller VAT identifier (BT-31), the Seller tax representative VAT identifier (BT-63) and the Buyer VAT identifier (BT-48) shall have a prefix in accordance with ISO code ISO 3166-1 alpha-2 by which the country of issue may be identified. Nevertheless, Greece may use the prefix ‘EL’.
What it means
A calculation rule: totals, VAT breakdown or rounding don't add up.
Fields involved
BT-31Seller VAT IdentifierBT-63Seller tax representative VAT identifierBT-48Buyer VAT identifier
How to fix it
Open the invoice in your invoicing software or XML, correct the fields named in the rule, and check the file again. Our free validator shows exactly where in the file the rule failed. If you need a new compliant invoice, you can create one for free.