PEPPOL-EN16931-CL003 - Charge reason code must come from UNCL 7161
The reason code of a charge (BT-105) must be a value of the UNTDID 7161 list, revision D.16B. It identifies the nature of the extra cost added to the invoice, such as transport or packaging.
PEPPOL-EN16931-CL003 - Charge reason code must come from UNCL 7161
The reason code of a charge (BT-105) must be a value of the UNTDID 7161 list, revision D.16B. It identifies the nature of the extra cost added to the invoice, such as transport or packaging. 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 reason code of a charge (BT-105) must be a value of the UNTDID 7161 list, revision D.16B. It identifies the nature of the extra cost added to the invoice, such as transport or packaging.
How to fix it
In the cac:AllowanceCharge with ChargeIndicator true, set cbc:AllowanceChargeReasonCode to a UNCL 7161 code, for example FC or PC.
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
All validation rules