How to Become a Citizen of Brazil: Residency Paths and Application

To become a citizen of Brazil, most foreign nationals apply for naturalization after four years of legal permanent residency, submitting the request through the federal government’s online Naturalizar-se platform. Shorter residency periods apply if you are married to a Brazilian, have a Brazilian child, come from a Portuguese-speaking country, or have lived in Brazil for more than 15 years. Brazil also recognizes citizenship by birth on Brazilian soil and by descent from a Brazilian parent, which are separate from naturalization.

Which Path Fits Your Situation

Brazil’s Migration Law (Law No. 13.445/2017) sets out several routes. Picking the right one changes everything about how long you wait and what you have to prove.

Ordinary Naturalization: Four Years of Residency

This is the standard route. Under Article 65, you need four continuous years of legal permanent residence in Brazil, the ability to communicate in Portuguese, no criminal conviction in Brazil or abroad (unless you have been legally rehabilitated), and civil capacity under Brazilian law, which generally means being at least 18 and of sound mind.¹

Reduced Residency: One Year

Article 66 cuts the residency requirement to as little as one year if any of these apply:

You have a Brazilian child.
You are married to or in a stable partnership with a Brazilian citizen and are not separated at the time of the naturalization decision.
You have provided relevant service to Brazil.
You have recognized professional, scientific, or artistic ability.

The other requirements still apply. A Brazilian spouse does not waive the language test or the background check; it only shortens how long you must have lived in Brazil first.

Portuguese-Speaking Nationals

Citizens of Portugal, Angola, Mozambique, Cape Verde, Guinea-Bissau, São Tomé and Príncipe, Timor-Leste, and Equatorial Guinea receive preferential treatment under the Brazilian Constitution. They need one year of uninterrupted residency and good moral character, with no additional Portuguese proficiency test.²

Extraordinary Naturalization: 15 Years in Brazil

If you have lived in Brazil continuously for more than 15 years without a criminal conviction, Article 67 lets you request Brazilian nationality without meeting any other conditions. No language test, no professional-ability showing, no separate background investigation beyond confirming a clean record during the 15-year period. Article 12 of the Federal Constitution provides the same right.¹²

Special and Provisional Categories

Special naturalization is available if you have been the spouse or partner of a member of the Brazilian Foreign Service for more than five years, or employed at a Brazilian diplomatic mission or consulate for more than ten continuous years. Language, civil capacity, and clean-record requirements still apply, but no minimum residence inside Brazil is required.

Provisional naturalization applies to children and adolescents who moved to Brazil before turning ten, requested through their legal guardian. It becomes definitive only if the person formally converts it within two years of turning 18. Miss that window and the provisional status lapses.¹

Proving You Can Communicate in Portuguese

Ordinary and special naturalization both require Portuguese proficiency. The main proof is the CELPE-Bras exam, administered by INEP twice a year, in April and October, at testing sites in Brazil and abroad through Brazilian consulates and partner institutions.

You do not have to take the exam if you have another accepted proof. A diploma from an elementary, secondary, or higher education program completed in Brazil generally satisfies the requirement, and graduates of Brazilian universities usually skip the test entirely. Nationals of Portuguese-speaking countries are exempt.

Article 65 says proficiency is evaluated “considering the conditions of the naturalizing person,” which gives the government room to adjust expectations based on age or education level.¹

Documents You Will Need

The exact list depends on which type of naturalization you file. For ordinary naturalization, expect to gather:

Your current passport or equivalent travel document.
Your National Migration Registry Card (CRNM) plus supporting proof of continuous presence, such as utility bills or a rental agreement.
Criminal background certificates from both Brazil and your country of origin. Foreign documents must be legalized or apostilled and officially translated into Portuguese by a sworn translator.
Proof of Portuguese proficiency: a CELPE-Bras certificate, Brazilian diploma, or other accepted evidence.
Your birth certificate, apostilled and translated by a sworn translator. If applicable, a marriage certificate as well.
Proof of financial means, such as employment records, tax returns, or bank statements.

Foreign documents almost always need an apostille under the Hague Apostille Convention and a certified Portuguese translation before submission. Both steps take time, so start early.

How to Apply Through Naturalizar-se

Since November 2020, every naturalization request runs through the Naturalizar-se platform operated by the Ministry of Justice and Public Security. Paper applications are no longer accepted.³

The steps:

Create an account on Naturalizar-se, fill out the application form for your naturalization type (ordinary, extraordinary, provisional, or definitive), and upload all supporting documents.⁴
Attend an in-person appointment at a Federal Police office. Bring your original documents. The police take your fingerprints and verify that your uploads match the originals.
The Federal Police forward your file to the Department of Migration at the Ministry of Justice, which makes the final decision.
If approved, a Naturalization Ordinance is published in the Official Gazette (Diário Oficial da União). You then attend an oath ceremony and can apply for your Brazilian identity card (RG), taxpayer number (CPF), and passport.

Brazilian law sets a 180-day deadline for the whole procedure. In practice, most cases are decided within three to six months, with complex ones taking longer.

If Your Application Is Denied

You have ten days from notification to file an administrative appeal with the Ministry of Justice through Naturalizar-se. Write it in Portuguese and include your full name, address, migration registration number, Naturalizar-se process number, and a clear explanation of why the denial was wrong. Adding documents that directly address the stated reason for denial helps.

If You Were Born in Brazil or to a Brazilian Parent

Naturalization is not the only route, and if either of these applies to you, you likely do not need it.

Anyone born on Brazilian soil is automatically a citizen, even if both parents are foreign. The one exception is when the parents are in Brazil serving their home country’s government, such as foreign diplomats.⁵

Children born abroad qualify by descent in two ways. If either parent was serving the Brazilian government at the time of birth, the child is automatically Brazilian. Otherwise, the child acquires citizenship by being registered at a Brazilian consulate abroad. If the birth was never registered, the person can still claim citizenship later by moving to Brazil and formally opting for Brazilian nationality any time after turning 18.⁵²

Keeping Your Original Citizenship

Brazil does not require you to renounce your original nationality when you naturalize. You can hold both. A native-born Brazilian who acquires a foreign citizenship also generally keeps Brazilian nationality, provided the foreign citizenship results from recognizing an original right (like ancestry) or was required by another country as a condition of residing there or exercising civil rights.⁶

A naturalized citizen can lose Brazilian nationality only if a court cancels the naturalization for activity deemed harmful to the national interest. That takes a judicial ruling, not an administrative decision. Voluntary renunciation is also possible but requires an affirmative act.⁶

What Citizenship Gives You, and What It Doesn’t

Naturalized citizens get nearly all the rights of native-born Brazilians. You can vote, hold a Brazilian passport, access public services, and run for most elected offices. You are also protected from deportation, which is a real change from permanent resident status.⁷

The Constitution reserves a small set of high offices for native-born citizens only: the presidency and vice presidency, the presidents of the Senate and the Chamber of Deputies, justices of the Supreme Federal Court, diplomatic career positions, and certain military officer ranks. Everything else is open to you once you naturalize.⁷

1
Portal do Governo Brasileiro. Brazil Law 13445 – Law of Migration
2
Ministério das Relações Exteriores. About Brazilian Nationality
3
Ministério da Justiça e Segurança Pública. Naturalizar-se
4
Gov.br. Solicitação de Naturalização Brasileira
5
Senado Federal. Constitution of the Federative Republic of Brazil
6
Constitute Project. Brazil 1988 (rev. 2017) Constitution
7
Help UNHCR. Naturalization