Peppol Validator
Validator
🇵🇹 Validate Peppol Invoices for Portugal
PeppolB2G MandatoryPeppol
Peppol BIS Billing 3.0 is required for B2G in Portugal. Portugal combines mandatory B2G e-invoicing with extensive reporting requirements for all taxpayers.
Quick Facts
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)
Common Peppol Errors
Portugal E-Invoicing Requirements
Phase
Status
Scope
SAF-T reporting
Live (Jan 2013)
All taxpayers (monthly)
B2G
Live (Jan 2025)
All suppliers to public entities
ATCUD + QR codes
Live (Jan 2023)
All invoices
QES for PDFs
Jan 2027
All PDF invoices
Required CIUSCIUS-PT (UBL 2.1 or CEFACT CII)
Government portalFE-AP (Fatura Eletrónica na Administração Pública)
Routing identifierNIF (tax identification number)
PeppolYes — Peppol accepted for B2G delivery
SAF-T and ATCUD. Portugal's primary compliance mechanism is the monthly SAF-T billing submission (due by the 5th of the following month) plus the ATCUD unique document code on every invoice. Your ERP integration must generate ATCUD codes from AT-certified software and include QR codes on paper/PDF output. This applies regardless of whether the invoice is electronic or paper.
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
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