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E-invoicing validation rules explained

The pages below explain the validation errors we see most often on the Peppol network: what each rule checks, why it fires and how to fix it. Paste your invoice into the free validator to see these rules applied to your own document.

• BR-CO-9VAT identifier is missing its country prefix
• BR-CO-10Sum of line amounts does not match
• BR-CO-13Total without VAT does not add up
• BR-CO-14VAT total does not match the VAT breakdown
• BR-CO-15Invoice total with VAT does not add up
• BR-CO-25No payment due date or payment terms
• PEPPOL-EN16931-R010Buyer electronic address is missing
• PEPPOL-EN16931-R020Seller electronic address is missing
• BR-DE-1XRechnung requires payment information
• BR-DE-2XRechnung requires a seller contact
• BR-DE-5Seller contact name is missing
• BR-DE-6Seller contact phone number is missing
• BR-DE-7Seller contact email address is missing
• BR-DE-15Buyer reference (Leitweg-ID) is missing
• PEPPOL-COMMON-R054KVK number must be exactly 8 digits
• NL-R-007Dutch suppliers must state a means of payment