PEPPOL-EN16931-R003
Peppol BIS Billing 3.0 rules · severity: error · in Peppol BIS 3.0
Official rule text
A buyer reference or purchase order reference MUST be provided.
What it means
Peppol needs a buyer reference (BT-10) or a purchase order reference (BT-13), e.g. the customer's PO number or any reference you agreed with them.
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.