Validate FA_VAT

Validate FA_VAT online for free: upload a file or paste XML and get an instant, easy-to-read validation report with rule IDs and locations.

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    What is validated?

    The FA_VAT validation covers document structure (official XSD schema), the EN 16931 business rules or format-specific consistency rules, plus totals, tax and cardinality logic. The result is a clear validation report with rule IDs — free and without registration.

    How to validate FA_VAT invoices

    1
    Upload the file
    Upload the XML or hybrid PDF invoice, or paste the XML content directly.
    2
    Rules are checked
    The invoice is checked against the schema and all EN 16931 or format rules — with rule IDs and BT references.
    3
    Get the report
    You immediately get a clear validation report; errors can be fixed one by one.
    Change format

    Need this regularly?

    This tool handles one invoice at a time. Docuflair validates, archives, converts and sends e-invoices automatically — including inbound EN 16931 checks, bulk processing and Peppol.

    E-invoicing mandate 2027/2028: learn more
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