Rule reference

PEPPOL-EN16931-R003: A buyer reference or purchase order reference must be provided

What it means

The official rule text from OpenPEPPOL:

A buyer reference or purchase order reference MUST be provided.

How to fix it

Add a buyer reference (BT-10) or a purchase order reference (BT-13).

Rule details

Rule set

Peppol BIS Billing 3.0 rules (OpenPEPPOL): Peppol BIS Billing 3.0.22 from OpenPEPPOL

Severity

Error. An invoice that breaks this rule is not valid.

Formats

UBL and CII

Check your invoice

To check invoices from your own software, use the API: see the API reference.

Related rules

• PEPPOL-EN16931-CL008: The electronic address scheme must come from the EAS code list
• PEPPOL-EN16931-R010: The buyer's electronic address must be provided
• PEPPOL-EN16931-R020: The seller's electronic address must be provided