PEPPOL-EN16931-CL006: Invoice period description code must be according to UNCL 2005 D.16B.
fatalUBL
What this error means and how to fix it
A Peppol BIS Billing 3.0 rule (OpenPeppol): an extra requirement for invoices sent over the Peppol network, for example electronic addresses (BT-34, BT-49), the business process (BT-23) or code values. This is an error: the invoice is rejected until it is fixed.
This error needs information only you have, so it is not repaired automatically. The free check shows every finding in the file with its location; if other errors in the same file are in the automatic set (totals, VAT breakdown, rounding, element order), the result page offers the corrected file for 9 €.
Rule text
[PEPPOL-EN16931-CL006]-Invoice period description code must be according to UNCL 2005 D.16B.
Where the rule is checked (XPath context and test)
Syntax
Severity
Context (XPath)
Test (XPath)
Peppol-UBL
fatal
cac:InvoicePeriod/cbc:DescriptionCode
some $code in $UNCL2005 satisfies normalize-space(text()) = $code