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PEPPOL-EN16931-R010 - The buyer electronic address is mandatory

The buyer electronic address (BT-49) is what the network uses to route the document to the right recipient. Peppol makes it mandatory even though EN 16931 leaves it optional.

PEPPOL-EN16931-R010 - The buyer electronic address is mandatory

The buyer electronic address (BT-49) is what the network uses to route the document to the right recipient. Peppol makes it mandatory even though EN 16931 leaves it optional. This is a Peppol BIS Billing 3.0 rule. It applies on top of the EN 16931 core standard, on invoices exchanged over the Peppol network.

Mandatory fieldsPeppol BIS 3.0BT-49 Error
This is a Peppol BIS Billing 3.0 rule. It applies on top of the EN 16931 core standard, on invoices exchanged over the Peppol network.

What this rule checks

The buyer electronic address (BT-49) is what the network uses to route the document to the right recipient. Peppol makes it mandatory even though EN 16931 leaves it optional.

How to fix it

Add cbc:EndpointID inside cac:AccountingCustomerParty/cac:Party, with its schemeID attribute set to the right EAS code.

Validate against this rule

This rule is part of EN 16931. Check your invoice with the validator that matches your format:

Related rules

Source: OpenPeppol BIS Billing 3.0 · Last verified: 2026-07-10

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