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EU · AT (Autoridade Tributária e Aduaneira)

Portugal

Post-Audit ISO PT Archive 10 yrs Last verified 15 Apr 2026

B2G mandatory; B2B voluntary. ATCUD unique document code and QR code mandatory on all invoices since 2022. SAF-T PT monthly. Qualified electronic signature mandate postponed multiple times.

// Phased rollout

  • 01 Apr 2021 · live
    B2G CIUS-PT
    Phased B2G via FE-AP.
  • 01 Jan 2022 · live
    ATCUD + QR mandatory
    Unique document code and QR code on every invoice.

// Penalties

€200 to €5,000 per non-compliant invoice; SAF-T submission failures additional.

// ERP implementation notes

SAP S/4HANA (incl. DRC) & SAP ECC
SAP DRC Portugal: ATCUD + QR generation; SAF-T PT export.
Microsoft Dynamics 365 (F&O + Business Central)
D365 F&O Portugal ER + SAF-T PT module.
Oracle Fusion Cloud ERP
Oracle Fusion PT + Edicom.
Oracle NetSuite
EU EI SuiteApp + SAF-T PT plugin.
Odoo (Community + Enterprise)
l10n_pt_edi + ATCUD/QR generation.
Zoho Books / Zoho One
Zoho Books PT: ATCUD + QR + SAF-T PT compliance.

// Frequently asked questions

When does Portugal e-invoicing become mandatory?
See the phased rollout section above for the full schedule. The Portugal mandate is administered by AT (Autoridade Tributária e Aduaneira).
What schema does Portugal use for e-invoicing?
Portugal uses CIUS-PT (UBL 2.1), SAF-T PT (XML). Transmission: FE-AP (B2G).
Which ERPs support Portugal e-invoicing today?
See the ERP implementation notes section above. Cloudare implements e-invoicing on Oracle Fusion, Oracle EBS, NetSuite, SAP, MS Dynamics, Zoho, Odoo, Sage, QuickBooks, and Tally — each with country-specific guidance.
What is the archive retention period for Portugal e-invoices?
10 years from end of tax period.

// Adjacent jurisdictions

Regional neighbours

Spain Hybrid France Hybrid

Same schema family

Saudi Arabia Clearance Belgium Peppol 4-Corner Malaysia Clearance Romania Clearance Türkiye Clearance Colombia Clearance

Same mandate model · Post-Audit

Germany Post-Audit

// Sources

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