Becoming a Portuguese Citizen: The Residence Requirement

One of the most common questions people ask is whether living in Portugal will eventually let them become Portuguese citizens.

The short answer is that it often can — but the rules changed recently, and the residence period required for nationality is now longer than many older articles suggest. This guide explains the current residence requirement, when the qualifying period starts, and the points that most often cause confusion.

This page is a general explanation, not legal advice. Nationality decisions depend on your individual circumstances and the law in force at the time you apply.

1. How long must you live in Portugal?

The minimum period of legal residence now depends on your nationality. There are two main categories:

• EU citizens — 7 years
• Citizens of CPLP countries — 7 years
• All other nationalities — 10 years

CPLP (the Community of Portuguese Language Countries) includes:

• Brazil
• Angola
• Mozambique
• Cape Verde
• Guinea-Bissau
• São Tomé and Príncipe
• East Timor
• Equatorial Guinea

2. When does the clock start?

This is one of the biggest changes, and one of the easiest to misunderstand.

Old rule. The residence period could effectively begin from the residence application process, depending on the applicable legal regime and transitional rules.

New rule. The qualifying period generally starts on the date your first residence permit is issued by AIMA.

In practice, time spent waiting for AIMA appointments, for your application to be processed, or on general bureaucracy normally does not count towards nationality for new applications.

3. What still has NOT changed?

You still need to satisfy the other naturalisation requirements, including:

• legal residence for the required period;
• knowledge of Portuguese (at least A2 level);
• no conviction for crimes carrying a sufficiently serious prison sentence under the law;
• compliance with the remaining legal requirements for naturalisation.

4. Transitional ("grandfather") rules

This is where many people become confused. The new law does not automatically affect everyone in the same way. Generally:

• nationality applications already pending when the new law came into force continue to be assessed under the previous rules;
• people who had already acquired rights under the previous regime may benefit from transitional provisions, depending on their circumstances.

The exact transitional outcome depends on the applicant's timeline, so it's worth confirming how the rules apply to your own case.

5. Examples

Example A. A residence permit is issued in June 2026 and the applicant is Canadian. Under the 10-year rule, they would generally be eligible from June 2036.

Example B. A residence permit is issued in June 2026 and the applicant is Brazilian. As a CPLP citizen under the 7-year rule, they would generally be eligible from June 2033.

Example C. Someone already had a nationality application pending before the law entered into force. That application is generally processed under the previous legal framework, rather than restarting under the new residence periods.

6. Permanent residence is different

An important point that many people miss: permanent residence and nationality are not the same thing.

You can still generally apply for permanent residence after 5 years of legal residence. The increase to 7 or 10 years applies to Portuguese nationality — not to permanent residence.

7. Other routes to nationality

The residence requirement is not the only route to nationality. Other routes still exist, including:

• marriage or de facto union with a Portuguese citizen, subject to the legal conditions for that route;
• descent from Portuguese parents or grandparents;
• other specific situations provided for in the Nationality Law.

These pathways follow different legal requirements and are not simply subject to the 7- or 10-year residence rule.

Continue reading

Return to Moving to Portugal: The Complete Immigration Guide for the full picture, or read Residence Visa vs Residence Permit to understand the documents that come first.