Updated: March 19, 2026

If you plan to move to Portugal, or are already there, the first thing you will need is a Portuguese tax number (Número de Identificação Fiscal, or NIF). Most fiscal and legal transactions depend on it, such as buying property, opening a local bank account, applying for a visa, or signing contracts in Portugal, just to name a few.

A NIF Portugal is a unique nine-digit number that the tax authority uses to register you in its system and track your taxes. Applying for a NIF can be a straightforward process if you know the right steps. But this is where a lot of people get stuck, delayed, and confused, which is exactly why we put together a detailed guide on what actually works.

In this article, we will cover how to get a Portugal NIF number for residents and non-residents, the documentation, and the application process.

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Portuguese Tax Identification Number (NIF): Key Takeaways

  • A NIF is your tax number in Portugal, a form of personal identification used as a tax ID.
  • You are required to have a NIF in Portugal if you have financial ties in the country, such as income, a bank account, property, a visa, legal contracts, etc.
  • Portuguese citizens have their NIF on their Citizen Card, but residents and non-residents must request it separately and receive it as a standalone document or digital record.
  • Non-EU nationals need to have a fiscal representative to submit the NIF application on their behalf.
  • You can get a NIF in person at the Portuguese tax office or a citizens' shop, or have a fiscal representative apply for you remotely.
  • Applying for a Portuguese NIF number is free, but there are additional expenses if you hire a lawyer or a tax representative.

What is a Portugal NIF number?

A person applying for a Portugal NIFThe Portugal Tax Identification Number (NIF) is a unique nine-digit number used for legal and tax obligations. In the Portuguese language, the NIF number is called Número de Identificação Fiscal or Número de Contribuinte for short.

Applying for a NIF Portugal allows a citizen, resident, or non-resident to be registered with the Portuguese tax authority (Autoridade Tributária e Aduaneira or AT). This authority operates under Portuguese tax law and manages the country’s fiscal system.

Portuguese nationals automatically receive their NIF number on their Citizen Card, whether they live in the European Union or outside of it, including those who previously lived in Portugal. If you apply separately, the Portuguese tax authorities can issue the Portugal NIF number as a separate document.

If you need a Portugal NIF number example, note that your NIF appears on your Citizen Card, tax records, and other official documents issued by the Portuguese tax administration.

Who needs a Portuguese NIF number?

People living in Portugal with a NIF numberPortuguese citizens, non-residents, and foreign residents who pay taxes or have financial ties to Portugal need a NIF number.

In other words, anyone with fiscal transactions in Portugal needs a NIF, including entrepreneurs starting a business, people applying for the Portugal Retirement Visa, or investors buying real estate. Even those interested in opening a bank account need a NIF in Portugal.

If you are already a resident in Portugal, obtaining a NIF number is usually faster and easier because you already have proof of a Portuguese address and the necessary documents.

However, the process can take longer for non-residents due to additional steps, and they often need help from a professional service (like a lawyer or an agency) or a Portuguese citizen/resident to act as their tax representative.

Note: The Citizen’s Card has replaced the former Taxpayer’s Card for Portuguese nationals and Brazilian citizens covered by the “Porto Seguro” Agreement.

Where can I use my Portuguese NIF number?

The NIF number Portugal can be useful for a variety of tax obligations, business, fiscal, or work-related transactions, such as:

  • Selling or buying property in Portugal
  • Opening a bank account to request a bank statement
  • Make use of tax benefits (Such as tax deductions for housing, hospital fees, medicines, tuition fees, etc)
  • Getting a loan and applying for a mortgage in Portugal
  • Obtaining income
  • Setting up utility bills
  • Applying for a Portuguese driver’s license
  • Getting payments for Social Security
  • Applying to a Portuguese university
  • Paying taxes in Portugal
  • Inheriting assets in Portugal
  • Signing legal contracts (Such as mobile contracts and internet bills)
  • Buying a car in Portugal
  • Working in Portugal

Want to start a business in Portugal as a foreigner? Read our ultimate guide by local experts

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Documents Required to Obtain a NIF

NIF Portugal apply onlineThe required documents for a NIF Number in Portugal vary depending on whether you are a resident or a non-resident.

For residents already living in Portugal, the process starts with a valid ID. For example, you can use a passport, a residence permit, a valid entry visa, or an EU/EEA ID card (for EU citizens). You also need to provide proof of your Portuguese address. This can include anything from a utility bill, a rental contract, an official registration certificate (certidão de registo de morada), or a phone subscription.

If you are a non-resident living outside Portugal, you will need your passport or ID and proof of fiscal address in your home country. However, you cannot proceed without appointing a fiscal representative, such as a Portuguese citizen or a licensed professional service. If you work with an immigration lawyer, you provide proof of a Power of Attorney, authorizing them for NIF services.

Compiling all the paperwork helps avoid delays when applying for a Portuguese fiscal number, regardless of your residency status. If you are interested in becoming a legal resident, check out our guide on obtaining Portuguese residency.

How to Get a NIF Number in Portugal

Here is how to apply in person for a Portuguese tax number.

Step 1: Visit the tax office or citizens’ shop

If you are planning on obtaining a Portuguese NIF number face-to-face, you can visit the tax office (Finanças) or the citizens’ shop (Loja do Cidadão). They are located across major cities and towns, such as Lisbon, Porto, Coimbra, Lagos, and Tavira. For a full list of available offices and citizens’ shop the country, check the official public services locator on the Portal des Finanças.

Walk-ins are common, but you may have to wait longer in line. That’s why, before you head to the Portuguese tax office, we recommend you book an in-person appointment through the CAT (Call Centre) on (+351) 217 206 707. Their opening hours are from 9:00 AM to 7 PM, Monday to Friday.

Step 2: Bring the necessary documents

For the Tax Payer Identification Number in Portugal, you will need civil identification documents and proof of address.

The documents you present at any tax office must be certified copies or originals. The officials can accept your simple copies only when you submit them alongside the originals.

If any of the documents are in a foreign language, such as French, Spanish, or English, you need to have them translated into Portuguese. Certifications can be done by a Notary, a lawyer, a solicitor, or a chamber of commerce and industry.

Step 3: Submit your request

When it is your turn, head up to the counter and let the employee know that you want to register for a NIF number.

Most of the staff can speak basic English, so you can provide them with the necessary information without having to hire a translator.

Step 4: Receive your NIF immediately

After the staff compiles the paperwork, they will provide you with an A4 sheet on the same day. This paper contains your new fiscal identification number in Portugal.

If you are interested in a NIF because you plan to open a local bank account, our guide to banking in Portugal can help you compare the best banks in the region.

GC-ICON-104Getting a NIF for EU/EEA residents

The standard way to obtain a NIF number in Portugal is to visit your nearest tax office and apply in person. The application itself is free.

If you want to avoid waiting in line, a tax representative can help you apply for a Portugal NIF online for a small fee. They complete the process remotely on your behalf, although this service is completely optional.

GC-ICON-103Getting a NIF for non-EU/EEA residents

If you don’t live in Portugal and are a citizen from outside the EU or EEA, you are legally required to have a tax representative. Paying a small private service fee for your fiscal number in Portugal is a step you cannot avoid. There are no government fees for the NIF itself.

Keep in mind that having a NIF number doesn’t make you a tax resident in Portugal. To become a Portuguese tax resident, you need to spend more than 183 days in the country or have a permanent home there.

How to Get a NIF Remotely

Fiscal representation is legally required for online services if you are a non-EU/EEA/Swiss national and not a resident in Portugal.

Your tax representative or lawyer will log in to the official website of the Portuguese tax authority (Portal das Finanças) and fill out an application form with all the documents you provide.

Processing can last 5 to 10 business days, after which you will receive electronic notifications and a document showing your NIF. The NIF Portuguese number is permanent and doesn’t expire.

How much does it cost to get a NIF in Portugal?

If you apply for a NIF number directly through the Portuguese tax authorities, the application itself is free. However, non-residents need a fiscal (tax) representative, which involves a separate service fee that varies by provider.

Keep in mind that this fee is not charged by the Portuguese government, but by the representative who handles the process on your behalf. While hiring a professional is optional in some cases, it can be highly beneficial if you are not familiar with Portuguese bureaucracy or online systems.

Many expats consider the cost worthwhile, as a tax representative can help avoid common issues such as delays, errors in documentation, or the need for multiple visits to the tax office.

How is a Portuguese tax card different from a Portugal NIF number?

The NIF (Número de Identificação Fiscal) is the number itself – your unique tax ID. While a Portuguese tax card (Cartão de Contribuinte), is a physical or digital document that shows your NIF. The card has your taxpayer identification number printed on it.

What is the role of the NIF number in the Portugal Golden Visa process?

A portugal golden visa with ID cardA NIF in Portugal is required for a number of areas and operations. It is also required for several transactions that need to be performed in order for you to obtain the Portuguese Golden Visa.

Investors applying for the Portugal Golden Visa will need to apply for a NIF number. This residency by investment program also enables applicants who are non-EU/EEA nationals to choose from a range of qualifying investment routes in Portugal.

To secure Portuguese residency through the Portuguese Golden Visa, you will need to invest in the Portuguese economy, of which there are several options available, from investing in a cultural production or investment funds.

There are also many other residency options, such as Portugal’s D7 Visa, if you would like to relocate to the country and have sufficient passive income.

The Digital Nomad Visa allows remote workers to get residency in Portugal, provided they work for a foreign (non-Portuguese company or are self-employed.

The D2 Entrepreneurship Visa allows budding entrepreneurs to move to Portugal and kickstart a company in the country, while the Portugal HQA Visa Program provides a route to residency for highly qualified individuals.

Goldcrest: How We Can Help You 

Goldcrest is a buyer’s agent that is based in Lisbon. We provide expert, impartial advice on real estate investments and how to buy property in Portugal. From scouting out the perfect property through to property acquisition, we have you covered throughout the process.

If you are looking to purchase property in Portugal, don’t hesitate to get in touch. Our team of skilled experts is available to solve all your real estate doubts, helping you with the property search and offering insightful expertise and strategic advice.

Why choose Goldcrest?

  • Local knowledge: With offices located across Portugal, our presence nationwide allows us to assist you personally across the country.
  • Independent service: As an independent buying agent, we do not represent any development or project. Our service is entirely tailored toward each individual client, providing you with everything you need to secure the perfect property at the best possible price. As an impartial advisor on the market, we work solely on behalf of our client and provide a service tailored to your needs and requirements.
  • Streamlined process: Our real estate agents speak English and Portuguese, and our service is completely focused on providing you with a hassle-free buying experience, saving you time.
  • Experienced team: Our expert real estate team has a vast local knowledge of the Portuguese property market. We have cutting-edge technology and metasearch tools at your disposal to provide full market coverage, ensuring the best investment choices and negotiated prices.
  • Network of partners: We have a close network of partners, including lawyers, property management services, builders, architects, designers, and landscape gardeners, again saving you time and hassle by providing you with trusted experts in their field of work.

Frequently Asked Questions about the NIF Portugal Number

You get your Portuguese NIF the same day if you head to the tax office (Finanças) or a citizen shop (Loja do Cidadão) in Portugal. Bring your ID and proof of address and obtain your NIF completely free.

You will need a Portuguese NIF number for tax purposes and any official financial activity in Portugal. That can include opening a Portuguese bank account or buying property. But you don’t need a NIF for everyday transactions, like buying groceries, paying for public transport, or shopping at local stores.

To apply for a Portuguese NIF online as a US citizen, you often need a tax representative. You provide the documents, such as a valid ID and proof of address, and the representative files the application on your behalf. For more details, read our article for moving to Portugal from the USA.

As a tourist, you don’t need a NIF identification number for everyday transactions, like paying at a hotel, restaurant, or renting a car. But if you plan on investing in Portuguese real estate, opening a bank account, or taking part in any other official financial activities, you will need a NIF number.

Yes, foreigners from the EU or outside the EU/EEA can obtain a Portuguese NIF by applying for it in person or online through the Portal das Finanças. The application itself is free, but applying online through a tax representative comes with small private fees.

Yes, as a non-resident, you can obtain a NIF in Portugal, but you are legally required to hire a tax representative to submit the application on your behalf. To get a NIF, you will need a valid ID and proof of a fiscal address.

Getting a NIF remotely can take 5 to 10 business days, while face-to-face applications provide a NIF the same day.

Yes, you can apply for a NIF remotely through the Portal das Finanças. You fill out an online form, attach all the necessary documents, and receive your new NIF via email, which will be attached to an official PDF document by the Portuguese tax authority.

To complete the Portuguese NIF online process as a non-resident, you are obligated to hire a tax representative.

A NIF number is your personal tax ID, while a NISS is your social security number in Portugal. The NIF is something you use to manage your tax payments, whereas the NISS (Número de Identificação da Segurança Social) is there to access your social security benefits.