Counterfoil rule note

UBL-SR-05

Quoted from a public specification. This page is not a validator, and it is not tax, legal, or accounting advice.

Country
EU
Syntax
UBL
Severity
fatal
Last verified
2026-10-18

Official statement

Payment terms shall occur maximum once

Source: https://docs.peppol.eu/poacc/billing/3.0/rules/ubl-tc434/UBL-SR-05/

Peppol BIS Billing 3.0, May 2026 release, EN 16931 model bound to UBL

Severity note: fatal, from the Flag column of the Peppol BIS Billing 3.0 UBL rules index retrieved 2026-10-18.

Plain-language reading

Payment terms shall occur at most once. The statement has no period, says shall, and is shorter than 40 characters. The flag is fatal. The context is the same string as BR-CO-18. The published test counts payment terms notes, not the PaymentTerms element. The comparison has a space before <= and a space after it.

What to change

Send at most one payment terms note.

Illustration

Illustration of the condition in the official statement. Not an example published by the source.

Fails the stated condition. The invoice has two payment terms notes.

Passes the stated condition. The invoice has one payment terms note, or none.

Published context and test

Copied from the source. Not reimplemented on this page.

/ubl:Invoice | /cn:CreditNote
(count(cac:PaymentTerms/cbc:Note) <= 1)

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