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Apostille Guide 2025-07-10 8 min read

Getting an Apostille for Documents Going to Portugal

Step-by-step guide to getting an apostille for documents going to Portugal from Ireland. DFA process, timelines, and requirements. Hugh Phelan, Notary Public, Cork.

Portugal has become one of the most popular destinations for Irish people — whether buying property in the Algarve or Lisbon, retiring under the Non-Habitual Resident (NHR) tax regime, starting a business, or getting married. Portuguese authorities require authenticated documents, and this guide explains how to get an apostille for your Irish documents.

What Is an Apostille?

An apostille is an official certificate issued under the Hague Convention of 1961 that authenticates a document for international use. Portugal has been a member of the Hague Apostille Convention since 6 December 1969. An apostille from the Irish Department of Foreign Affairs confirms the Notary Public's signature and seal, so Portuguese authorities accept the document without further embassy legalisation.

When Do You Need an Apostille for Portugal?

Common situations where an apostille is needed for Portuguese-bound documents:

  • Buying Property: Portugal is one of the most popular property destinations for Irish buyers. Notários (notaries) and the Conservatória do Registo Predial (Land Registry) require apostilled documents for property transactions.
  • NIF (Tax Number): Obtaining a Número de Identificação Fiscal may require apostilled identity documents or powers of attorney.
  • Getting Married: Portuguese Conservatória do Registo Civil offices require apostilled birth certificates and certificates of no impediment.
  • Business: Registering a company with the Registo Comercial or filing with Portuguese tax authorities (Autoridade Tributária).
  • Golden Visa / D7 Visa: Supporting documents for Portuguese residence visa applications, including the popular Golden Visa and D7 passive income visa programmes.
  • Education: Enrolling in Portuguese universities or having qualifications recognised by DGES (Direção-Geral do Ensino Superior).

The Apostille Process Step by Step

The process involves two main steps:

  • Step 1 — Notarisation: Have your document notarised by an Irish Notary Public such as Hugh Phelan in Cork.
  • Step 2 — Apostille: Submit the notarised document to the DFA Apostille Office for an apostille certificate.

For GRO-issued public documents, the apostille may authenticate the GRO stamp directly. Most legal and commercial documents need notarisation first.

EU Public Documents Regulation

Under the EU Public Documents Regulation (2016/1191), certain civil status documents may circulate between Ireland and Portugal without an apostille when accompanied by a multilingual standard form. This applies to birth certificates, marriage certificates, death certificates, and some other civil documents. It does not cover powers of attorney, corporate documents, or property-related documents. Your Notary Public can advise on eligibility.

Translation for Portugal

Portuguese authorities require documents to be translated into Portuguese by a certified translator. Translations can be done by a tradutor certificado in Portugal or by a translator recognised by the Portuguese consulate. The translation must be of the final notarised and apostilled document. Your Portuguese lawyer, solicitador, or notário can recommend a qualified translator.

Property Purchases in Portugal

Portugal is extremely popular with Irish property buyers, particularly the Algarve, Lisbon, and Silver Coast regions. To buy property in Portugal, you will need a NIF (tax number), and the purchase must be completed before a Portuguese notário or through the Casa Pronta service. Powers of attorney for Portuguese property purchases must be notarised and apostilled in Ireland, then translated into Portuguese. Many Irish buyers use powers of attorney to allow their Portuguese lawyer to complete the purchase on their behalf.

Getting a NIF (Portuguese Tax Number)

A NIF is essential for virtually any financial transaction in Portugal — buying property, opening a bank account, or even signing a rental contract. Non-residents can obtain a NIF through a Portuguese tax office (Serviço de Finanças) or through a fiscal representative. A notarised and apostilled power of attorney from Ireland can authorise someone in Portugal to obtain a NIF on your behalf.

How to Get Started

Contact Hugh Phelan's office in Cork to arrange notarisation and apostille for your Portuguese-bound documents:

See our apostille services page and Portugal property guide for more.

Frequently Asked Questions

Does an apostille expire for Portugal?

No. The apostille itself does not expire. However, some Portuguese authorities require underlying documents to be recent — for example, criminal record checks or income declarations may need to be less than three or six months old.

Do I need a Portuguese translation?

Yes. Portuguese authorities require all foreign-language documents to be translated into Portuguese by a certified translator. The translation must be of the final notarised and apostilled document.

Can I get a NIF from Ireland?

Yes, through a Portuguese fiscal representative. A notarised and apostilled power of attorney can authorise someone in Portugal (often your Portuguese lawyer) to obtain a NIF on your behalf at the local Serviço de Finanças.

Need Documents Notarised?

Contact Hugh Phelan, Solicitor & Notary Public in Cork, for prompt professional service. Over 20 years’ experience with international documents.

Hugh Phelan

Solicitor & Notary Public

Hugh Phelan is a Solicitor and Notary Public practising from Douglas, Co. Cork. Appointed by the Chief Justice of Ireland, he holds a BCL from UCC and a Diploma in Notarial Law, and is dual-qualified in Ireland and England & Wales, with over 20 years of professional experience.

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