Peppol Validator
Validator
🇮🇹 Validate Peppol Invoices for Italy
PeppolMandatoryPeppol
Peppol BIS Billing 3.0 is required in Italy. Italy was the first EU country to mandate B2B e-invoicing and runs the most mature clearance model in Europe.
Quick Facts
Format
Peppol BIS Billing 3.0
Standard
EN 16931
Mandate
B2B Mandatory
Peppol
Connected
What We Validate
UBL 2.1 XML schema compliance
Peppol BIS Billing 3.0 business rules
EN 16931 semantic model compliance
Party identification (Peppol IDs)
Tax calculation accuracy
Code list validation (currency, country, unit codes)
Attachment handling (embedded documents)
Invoice Navigator covers 98 FatturaPA 1.2.2 (SDI v1.9.1 effective May 15, 2026) rules for Italy.
Common Peppol Errors
Italy E-Invoicing Requirements
Phase
Status
Scope
B2G
Live (Jun 2014)
All public administration suppliers
B2B
Live (Jan 2019)
All domestic transactions
B2C
Live (Jan 2019)
All domestic transactions
Flat-rate taxpayers
Live (Jul 2022)
Extended to forfettari regime
Validation engineSDI (Sistema di Interscambio)
Required CIUSFatturaPA 1.2.2
Government portalFatture e Corrispettivi
Routing identifierCodice Destinatario (7-char) or PEC address
PeppolYes — Peppol used for cross-border, SDI for domestic
Italy's SDI clearance model is the reference implementation for EU CTC systems, but it has integration patterns that differ from post-audit models.
FAQ
What is Peppol BIS Billing 3.0?
Peppol BIS Billing 3.0 is the standardized e-invoice format used across the Peppol network. It's based on UBL 2.1 and complies with EN 16931, the European e-invoicing standard.
Do I need to be on the Peppol network to use this validator?
No. You can validate any Peppol BIS 3.0 invoice file without being connected to the Peppol network. This helps you ensure compliance before sending.
What's the difference between Peppol BIS and plain UBL?
Peppol BIS adds specific business rules and restrictions on top of UBL 2.1. Our validator checks both the UBL schema and the Peppol-specific requirements.
Is this validator free?
Yes. You can validate up to 10 invoices per month for free. No signup required for basic validation.
Which Peppol BIS version do you validate?
We validate against the latest Peppol BIS Billing 3.0 specification (currently 3.0.17). We update our rules within 48 hours of official releases.
Learn
E-Invoicing Deadlines
Validators
XRechnung Validator
Answers
What is Peppol BIS Billing 3.0 and how does it work?
Blog
EN 16931 Validation: The Complete Rule Map (955 Rules Explained)
Blog
Your E-Invoice Was Rejected — Now What?
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