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EInvoiceLab› Italy› What the tool checks
IT · EUR · clearance

What the tool checks

Explore electronic invoicing formats, identifiers, rules, deadlines and free technical tools for Italy. FatturaPA XML. Technical checks do not guarantee acceptance by a tax authority or receiving platform.

mandatoryP0Reviewed 2026-08-02
ITEN
Validation stack

How to validate FatturaPA / Sistema di Interscambio

  1. 1
    File integrity and parsing

    Preserve the source bytes and hash, then confirm the file is readable and well formed.

  2. 2
    Syntax and profile

    Apply the correct schema and profile identifiers for FatturaPA XML.

  3. 3
    Semantic business rules

    Validate parties, dates, lines, taxes, totals, references and payment data.

  4. 4
    National and network rules

    FatturaPA document signature · Partita IVA / fiscal identifier structure · Document totals and transmission fields

  5. 5
    Identity, security and routing

    Confirm national identities, signatures, hashes, QR and recipient routing as applicable.

  6. 6
    Official outcome

    Use XML transmission to Sistema di Interscambio with delivery, rejection and status notifications. and preserve the response from Agenzia delle Entrate / FatturaPA.

Applicable profile layers

EN 16931 · XML schema validity → EN 16931 Schematron rules → Code-list validation → National CIUS or extension rulesPeppol BIS Billing · UBL schema → EN 16931 rules → Peppol BIS rules → Country-specific seller rules → Code listsFatturaPA · FatturaPA XSD → SdI technical rules → Identifier and recipient routing → Authority response codes

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