Error codes · ubl-2.1 · Portugal

PT-R-001Fixable here

Portuguese NIF required in Portugal

This is the rejection, word for word: „[PT-R-001] Portuguese invoices must include NIF (Numero de Identificacao Fiscal).

Why this matters in Portugal

Portugal requires (B2G) e-invoicing using CIUS-PT (UBL 2.1), CIUS-PT (CEFACT CII), Peppol BIS 3.0. An invoice with this error is rejected; it cannot be processed under Portugal's rules.

NIF required for Portuguese tax compliance.

What to have readyThe missing value from your purchase order, contract or bookkeeping.
What we doAdd 9-digit Portuguese NIF with PT prefix.

How to fix PT-R-001

01Get NIF9-digit tax number
02Add to invoicePT + 9 digits in CompanyID

Portugal e-invoicing requirements

PhaseStatusScope
SAF-T reportingLive (Jan 2013)All taxpayers (monthly)
B2GLive (Jan 2025)All suppliers to public entities
ATCUD + QR codesLive (Jan 2023)All invoices
QES for PDFsJan 2027All PDF invoices