ErrorEN 16931Input required
CII-DT-013
languageID should not be present
What does this rule mean?
languageID should not be present
A syntax rule binding the EN 16931 requirements to the concrete XML syntax (UBL or CII).
Official rule message (standard)
languageID should not be present
Where the rule applies
Syntax: CII
Affected element (XPath):
/rsm:CrossIndustryInvoice
Technical test
The rule passes when this Schematron expression holds true:
not(@languageID)How to fix it
A missing or incorrect business entry only you can supply. Add or correct it, then re-check.
Adjust the named element/attribute to the syntax requirement.
Correct the affected entry in your XML, then re-check the invoice. Validation runs locally in your browser — your file never leaves your machine.
Check an e-invoice here
Drop an XML or ZUGFeRD PDF file here. Validation runs locally in your browser against EN 16931 — your file never leaves your machine.
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