Portuguese Citizenship by Marriage: Complete Guide 2026

Introduction

Acquiring Portuguese nationality through marriage is one of the most sought-after routes for foreigners married to Portuguese citizens. This guide presents the updated requirements for 2026.

Legal Requirements

To acquire Portuguese nationality through marriage, you need:

1. Marriage Duration

• Minimum of 3 years of marriage to a Portuguese citizen
• The marriage must be valid and in force

2. Effective Connection to the Community

• Demonstrate knowledge of the Portuguese language
• Knowledge of Portuguese culture and history
• Integration into Portuguese society

3. Civic Suitability

• No conviction for a crime with a sentence of 3 years or more
• No danger or threat to national security

Required Documents

1. Marriage certificate - updated (less than 6 months)
2. Birth certificate of the applicant
3. Birth certificate of the Portuguese spouse
4. Criminal record from country of origin and Portugal
5. Proof of residence (if applicable)
6. Portuguese language certificate (A2 level)

Application Process

Step 1: Document Collection

Gather all necessary documents, with apostille or legalization according to the country of origin.

Step 2: Application Submission

The application can be submitted:

• Online through the IRN portal
• In person at a Civil Registry Office
• At the Portuguese Consulate (if residing abroad)

Step 3: Analysis and Decision

The average analysis time is 6 to 12 months.

Costs Involved

• Application fee: approximately €250
• Certificates and documents: variable by country
• Certified translations: if necessary
• Hague Apostille: according to country

Important Tips

1. Start the process early - deadlines can be long
2. Check document validity - many have a 6-month deadline
3. Prepare for the language test - A2 level is mandatory
4. Keep the marriage valid throughout the process

Conclusion

Portuguese nationality through marriage is an accessible process for those who meet the requirements. With correct documentation and patience, it is possible to obtain European citizenship.