Brazilian Citizenship by Naturalization: From Residency

Most people arrive at Brazilian nationality with a story about a parent or a grandparent. This guide is for the other group: people with no Brazilian blood claim at all — foreigners who came to Brazil to work, retire, invest, study, or join family, built a life here, and now want to become Brazilian. For them, the door is not descent. It is naturalization.

The single most important idea to carry into this topic is also the one most often misunderstood: residency is not citizenship. A residence permit — even one you have held for many years — lets you live and work in Brazil, but it does not make you Brazilian. Naturalization is a separate application, on top of residency, and the grant is a discretionary act of the State that meeting the criteria does not guarantee.

This guide explains, in plain English, how naturalization works under the Migration Law: the four types, what each one requires, how the residence clock actually counts, what proof of Portuguese is accepted, how long it realistically takes, and what status you end up with. It is educational content prepared by our immigration team for foreign residents of Brazil who are weighing the move from a residence card to a Brazilian passport.

Is residency the same as Brazilian citizenship?

No — and getting this wrong is the costliest misunderstanding in the whole topic.

A residence authorization (the basis for your CRNM, the Carteira de Registro Nacional Migratório) is permission to be in Brazil. It can be temporary or indefinite. It lets you live, work, open a bank account, get a CPF, and build a life. What it does not do is make you a national. You remain a foreigner — a foreigner with a strong legal right to stay, but a foreigner.

Citizenship is a different legal status. It carries political rights (voting and being voted for), a Brazilian passport, and the protections the Constitution reserves to nationals. To move from the first status to the second, you must apply for naturalization. Nothing happens automatically. There is no point at which years of residence quietly “convert” into nationality. You file, the State reviews, and — if it grants — your status changes.

Legal basis: naturalization is governed by arts. 64–76 of the Migration Law (Lei nº 13.445/2017) and regulated by Decreto nº 9.199/2017. Art. 64 lists four types of naturalization: ordinária, extraordinária, especial, and provisória. Across all of them, the grant is a sovereign, discretionary act of the Ministry of Justice and Public Security (MJSP) — meeting the criteria makes you eligible, not entitled.

This is also why naturalization differs fundamentally from citizenship by descent. Descent confirms a native-born status (brasileiro nato) the Constitution says you already hold; naturalization acquires a new status (brasileiro naturalizado) that you did not have before. One is recognition; the other is a request the State may grant or refuse.

What are the four types of naturalization?

Art. 64 of the Migration Law sets out four routes. Most readers of this guide will use the first — but it helps to see the whole map before zooming in.

Type	Core requirement	Who it fits	Legal anchor
Ordinária (ordinary)	4 years of residence + language + capacity + no disqualifying conviction	The default route for most foreign residents	Lei 13.445/2017, art. 65
Extraordinária (extraordinary)	15 years of uninterrupted residence + no conviction, on request	Long-term residents who do not meet ordinary conditions	Lei 13.445/2017, art. 67
Especial (special)	No residence period; specific diplomatic-family or long-service ties	Spouses/long-service staff of Brazilian foreign service	Lei 13.445/2017, arts. 68–69
Provisória (provisional)	Child who established residence before age 10; confirm after majority	People who arrived as young children	Lei 13.445/2017, art. 70

The CPLP one-year fast track for nationals of Portuguese-speaking countries sits slightly apart — it flows from the Constitution itself (art. 12, II, “a”) rather than from a separate art. 64 type, and it is the most important reduction for the people it covers. We cover it below.

How does ordinary naturalization work?

This is the route most foreign residents take. Art. 65 sets four cumulative conditions — all of them must be met:

1. Civil capacity under Brazilian law.
2. Four years of uninterrupted residence in Brazil.
3. Ability to communicate in Portuguese (proof rules below).
4. No conviction, or rehabilitation, for an intentional crime carrying a custodial sentence (no disqualifying criminal conviction).

The condition that trips people up is the residence one — specifically, which residence counts.

Legal basis: art. 65 of the Migration Law lists the four cumulative conditions for ordinary naturalization. The residence clock is governed by art. 221 of Decreto 9.199/2017, which counts toward naturalization only residence held on an indefinite-term (permanent) authorization.

The residence clock counts only permanent (indefinite-term) time

Here is the rule that reshapes almost every timeline. Under art. 221 of Decreto 9.199/2017, only time spent on an indefinite-term residence authorization — the permanent kind — counts toward the four years. Time on a temporary authorization or visitor status does not count.

In practice, that means the visa you arrived on is not the visa that starts your clock. A worker visa, a rentista (private-income) visa, a retiree (aposentado) visa, an investor visa, or a family-reunion visa is, at the start, a temporary authorization. The four-year naturalization clock begins only when you convert to indefinite-term (permanent) residence and that grant lands on your CRNM — not on the day you first set foot in Brazil.

So a worker who has lived in Brazil for six years on renewable temporary status, and converted to permanent residence only two years ago, has two years toward naturalization, not six. This single rule is the most common source of disappointment in the topic, and it is why understanding the CRNM and Brazilian residence permits matters before you count anything.

When can the four years drop to one? (art. 66)

Art. 66 cuts the four-year requirement, but not all reductions go to one year. The statute sets two tiers:

Ground	Residence required	Basis
You have a Brazilian child	1 year	art. 66, I
You have a Brazilian spouse or companion, not separated in fact at the moment of the grant	1 year	art. 66, II
You have rendered, or can render, relevant service to Brazil	2 years	art. 66, III
You are recommended by professional, scientific, or artistic ability	2 years	art. 66, IV

The relevant-service and professional-standing assessments are made by the Ministry of Justice (Decreto 9.199/2017, arts. 235–236). On the spouse route see naturalization through marriage and the related união estável and marriage residence route.

A reduction shortens the residence requirement only. The language, civil-capacity, and no-conviction conditions still apply in full. A reduction does not waive the Portuguese requirement (except for CPLP nationals, below).

There is no naturalization-by-investment route in Brazil. Investing qualifies you for a residence authorization under CNIg Resolutions 13/2017, 36/2018 and 11/2017; that residence then counts toward the ordinary four-year clock like any other. Nothing about it shortens the naturalization period.

What proof of Portuguese is accepted?

There is no Portuguese examination. Art. 65, III asks only for the ability to “communicate in Portuguese, taking the applicant’s circumstances into account”, and the proof is documentary. Portaria MJSP nº 623, of 13 November 2020, art. 5º, sets out an exhaustive list, and any single one of these satisfies the condition:

• a Celpe-Bras proficiency certificate (INEP);
• a Brazilian higher-education or postgraduate diploma from an MEC-accredited institution;
• a pass in the OAB Bar Exam;
• satisfactory completion of a Portuguese-for-immigrants course at an MEC-accredited higher-education institution;
• completion of fundamental or secondary education through ENCCEJA;
• appointment as professor, technician or scientist through a Brazilian public-university concurso;
• a Brazilian school transcript for fundamental, secondary or supletivo education at a recognised institution;
• a medical degree revalidated through REVALIDA.

Two exemptions close the picture. Art. 5º, § 1º exempts nationals of Portuguese-speaking countries entirely — they prove nothing. And extraordinary naturalization carries no language requirement at all, because art. 65, III is a condition of the ordinary route. Art. 5º, § 6º admits evidence to the contrary, and Decreto 9.199/2017, art. 222, sole paragraph, requires disability to be accommodated. See what actually counts as Portuguese for naturalization.

What is the CPLP one-year fast track?

For nationals of Portuguese-speaking countries, the Constitution provides a much shorter path. CF art. 12, II, “a” requires of those originário of Portuguese-language countries only one year of uninterrupted residence plus moral fitness (idoneidade moral) — and no language test.

The CPLP member states are Portugal, Angola, Cabo Verde, Guiné-Bissau, Guiné Equatorial, Moçambique, São Tomé e Príncipe, and Timor-Leste. The same indefinite-term rule still applies: the one year is one year of permanent residence, not temporary CPLP residence — a distinction explored in detail in our guides on the CPLP residency agreement and on the São Tomé citizenship-by-investment route.

A different, often better option for Portuguese citizens: the Statute of Equality

There is a route that is frequently faster and cleaner than naturalization, and that many Portuguese citizens overlook. Under the Estatuto de Igualdade (Statute of Equality, Decreto nº 3.927/2001), a Portuguese citizen with permanent residence in Brazil can request equality of rights — including, on a further request, political rights — without acquiring Brazilian nationality and without becoming naturalized.

This is a genuinely different mechanism. You stay Portuguese; you gain a defined set of Brazilian rights. It must be formally requested — it is not automatic — and it does not open the offices reserved to brasileiros natos. But for a Portuguese citizen who wants to live with full civil (and, optionally, political) rights in Brazil without going through naturalization, it is often the better and faster answer. It is worth analysing this option against naturalization before defaulting to the longer track.

Legal basis: the one-year fast track for nationals of Portuguese-speaking countries comes from CF art. 12, II, “a”. The Statute of Equality is a separate mechanism under Decreto nº 3.927/2001: it grants equality of rights to Portuguese citizens without naturalization, and does not confer access to nato-reserved offices.

What about the extraordinary, special, and provisional routes?

These cover narrower situations, but they round out the picture.

Extraordinary naturalization (art. 67) is open to a national of any country who has more than fifteen uninterrupted years of residence in Brazil and no criminal conviction (or is rehabilitated), on request. Its constitutional basis is CF art. 12, II, “b”, as amended by Revision Amendment 3/1994 — not “art. 12, § 1, IV”, which does not exist. The text sets no language requirement, and the art. 66 reductions do not apply to it. It is the long-residence fallback for someone who never met — or never pursued — the ordinary conditions.

In practice the extraordinary route is a documentary problem rather than a legal one: fifteen years have to be evidenced year by year without a gap. What works, chained chronologically: the migration registration and its renewals, lease agreements and deeds, utility accounts, income-tax returns, carteira de trabalho and INSS contributions, children’s school enrolments and transcripts, bank statements carrying the address, and SUS records. A two-year hole in the middle of the period is the most common reason these files stall.

	Ordinary	Extraordinary
Residence required	4 years (reducible to 1 or 2 under art. 66)	more than 15 uninterrupted years
Portuguese	documentary proof required	not required
Criminal record	none, or rehabilitated	none, or rehabilitated
Basis	Lei 13.445/2017, arts. 65–66	CF art. 12, II, “b”; Lei 13.445/2017, art. 67

Special naturalization (arts. 68–69) requires no residence period and fits two specific profiles: the spouse or companion of more than five years of a serving member of the Brazilian foreign service, or someone employed for more than ten years at a Brazilian diplomatic or consular post abroad. The usual conditions of civil capacity, Portuguese, and no conviction still apply.

Provisional naturalization (art. 70) is for a child who established residence in Brazil before the age of 10. It must be confirmed within two years after the child reaches the age of majority — by roughly age 20 — or the person risks losing it. It is a route for people who effectively grew up Brazilian without ever formalising nationality.

How does the process work, and how long does it take?

Naturalization is of the exclusive competence of the Ministry of Justice and Public Security (Decreto 9.199/2017, art. 218) and is granted by act of the Minister (art. 220), delegated in practice to the Coordenador de Processos Migratórios (Portaria MJSP nº 623/2020, art. 2º). There is no application fee.

No judge takes part at any stage. A federal judge appears only in the quite different opção de nacionalidade procedure, which is for someone born abroad to a Brazilian parent. If you have read that naturalization is filed in a Federal Justice court, that a judge interviews you, or that timelines vary by court workload, that describes a procedure that does not exist in Brazilian law — and neither does the “Instituto Nacional de Justiça” that some sites name as the deciding body.

Step	Who	What happens
Filing	You	Electronically, through a system on the gov.br platform, addressed to the Coordenação de Processos Migratórios (Portaria 623/2020, art. 3º)
Processing	Polícia Federal	Receives the application, takes biometrics, attaches criminal-record information and reports on the file (Decreto 9.199/2017, arts. 224 and 227)
Decision	MJSP	Granted by ministerial act, effective on publication in the Diário Oficial da União (Lei 13.445/2017, art. 73; Decreto art. 230)
After	You	Present yourself to the Electoral Court within one year (Lei art. 72; Decreto art. 231, for those aged 18–70)

The deadlines that actually bind

Only three periods in this area bind anyone:

• Naturalization: 180 days from receipt of the application (Decreto 9.199/2017, art. 228), extendable by a reasoned act of the Minister where diligences are needed (§ 2º).
• Appeal against refusal: 10 days to file, 60 days to decide (Decreto art. 232; Portaria 623/2020, art. 11).
• Completing a deficient file: 30 days, failing which it is archived (Portaria 623/2020, art. 7º, § 2º).

A residence application on research/teaching, refuge, asylum or statelessness grounds must be decided within 60 days (Lei 13.445/2017, art. 31, § 1º) — a different procedure with a shorter clock, frequently confused with this one.

Real queue times are not published. No Brazilian public body publishes a processing-time or approval-rate series for naturalization — not the Ministry of Justice, not the Federal Police, not OBMigra. Where you see “an average of 12–16 months”, “18 to 36 months”, or a table of waits by city or by route, that is someone’s impression rather than a measurement. We do not publish one either.

What actually slows a file down

Almost none of it is the Ministry’s queue. It is the file you hand it.

• Missing or deficient documents. The most common cause by far. A 30-day exigência restarts your own clock and ends in archiving if you miss it.
• Apostille and translation problems. A foreign public document from a Hague Convention party needs an apostille, obtained in the issuing country (Decreto nº 8.660/2016, in force for Brazil since 14 August 2016); a document from a non-party state still needs consular legalisation. Either way it must then be translated by a Brazilian sworn public translator. Apostille first, translate second — apostilling afterwards means translating again.
• Criminal-record certificates. From your country of origin and from every country you have lived in, current at the date of filing. Gather these last; they expire fastest.
• Name inconsistencies across documents. Variations between a birth certificate, a passport and a marriage certificate are ordinary and fixable, but they need explaining up front rather than in answer to an exigência.
• Language proof you never gathered. Any one of the eight documents in Portaria MJSP 623/2020, art. 5º will do — but a language-school certificate is not on the list.
• Gaps in the residence period. Four years (or fifteen) have to be documented continuously. A year in the middle with no contract, no tax return and no formal tie is what produces the exigência.

After the grant

Naturalization takes effect on publication in the Diário Oficial da União (Lei 13.445/2017, art. 73) — not on collection of a document. From that date you are Brazilian: you can apply for the Brazilian ID and passport, and you must present yourself to the Electoral Court within one year (art. 72).

A note on uncertainty. The MJSP publishes no current average processing times, so no honest figure exists. The digital-nomad authorization is a temporary, one-year renewable status, and how it interacts with the residence clock should be confirmed with the MJSP rather than assumed. Treat both as “speak to counsel” items, not settled rules.

Legal basis: exclusive MJSP competence is Decreto 9.199/2017, art. 218; grant by ministerial act is art. 220; filing and processing are arts. 224–227 and Portaria MJSP nº 623/2020, arts. 2º–4º and 7º; the 180-day deadline is art. 228; appeal periods are art. 232; effect on publication is Lei 13.445/2017, art. 73; electoral enrolment is art. 72.

Which residence converts the clock — a quick map

Because the indefinite-term rule is decisive, it helps to see how common starting visas feed into the count.

Starting status	Counts toward the 4 (or 1) years?	When the clock starts
Worker (temporary)	Not while temporary	On conversion to indefinite-term residence
Rentista / retiree (aposentado)	Not while temporary	On conversion to indefinite-term residence
Investor	Not while temporary	On conversion to indefinite-term residence
Family reunion	Not while temporary	On conversion to indefinite-term residence
Digital-nomad authorization	Likely no (temporary, 1-yr) — confirm with MJSP	Unsettled; verify before relying
Indefinite-term (permanent) residence	Yes	From the permanent grant on your CRNM

The pattern is consistent: temporary time is “life in Brazil” time, not “naturalization clock” time. The clock starts at the permanent grant.

Hypothetical illustration — not a real client.

Imagine an engineer from a country with no Portuguese-language ties who moved to Brazil five years ago on a temporary worker authorization, renewed it twice, and converted to indefinite-term (permanent) residence eighteen months ago. He now wants to become Brazilian.

His instinct is that five years of living in Brazil should be enough for the four-year ordinary route. Under art. 221 of Decreto 9.199/2017, though, only the eighteen months of permanent residence count — he is partway to the four years, not past them. He has no Brazilian spouse or child, so the art. 66 one-year reductions do not apply, and as a non-lusophone national the CPLP fast track does not reach him. His realistic plan is to complete four years of indefinite-term residence, obtain a Celpe-Bras certificate to satisfy the Portuguese condition, keep a clean criminal record, and then file through NATURALIZAR-SE — understanding that even a complete file is decided at the Ministry’s discretion and on its own timetable.

Every distinguishing detail here is invented. Real situations turn on their own facts and require individual analysis. Nothing in this example predicts any outcome.

What obligations come with being Brazilian?

Telling you that you may qualify means being honest about what comes with the status. A naturalized Brazilian who lives in Brazil carries the full set of citizen obligations — and, because you must reside here to qualify, you are almost certainly already a Brazilian tax resident before you naturalize.

• Tax follows residency, not citizenship. A Brazilian resident is taxed on worldwide income (IRPF up to 27.5%), runs Carnê-Leão on foreign and individual income, files the annual return, and files the Central Bank’s CBE declaration once foreign assets reach the threshold. Crucially, naturalization does not change this — your residence already triggered it. Leaving Brazil later requires a formal Declaração de Saída Definitiva, or you remain a resident taxed worldwide. See our dual-citizen tax-compliance checklist and Brazil tax residency and exit tax guides.
• Compulsory voting. Voting is mandatory for literate citizens 18–69 (CF art. 14 §1º), optional at 16–17 and 70+. You must obtain a título de eleitor — the one-year electoral enrolment above is part of this.
• Compulsory military service (males). Male citizens face alistamento; most are dispensed, but the process is a formal obligation.
• Travel as a Brazilian. As a dual national you must enter and leave Brazil as a Brazilian — Brazilian passport or valid ID. Presenting only a foreign passport gets you recorded as a foreigner.
• EC 131/2023 — dual nationality is safe. Since Constitutional Amendment 131/2023, acquiring another nationality no longer costs you Brazilian nationality. For naturalized Brazilians, loss now comes only by judicial cancellation for fraud or acts against the democratic order, or by an express renunciation request. Brazil broadly permits dual citizenship — see our dual citizenship complete guide.

Nato vs naturalizado: what is the difference in status?

Once granted, a brasileiro naturalizado is, by constitutional command, treated the same as a native-born Brazilian except where the Constitution itself draws a line. Those lines are short but real:

• Offices reserved to natos. A naturalized Brazilian cannot hold: President or Vice-President; the presidencies of the Chamber of Deputies and the Senate; a seat on the Supreme Federal Court (STF); the diplomatic career; officer rank in the Armed Forces; Minister of Defence; and certain Conselho da República seats.
• Extradition. A naturalized Brazilian can be extradited for a common crime committed before naturalization, or for drug trafficking at any time. A native-born Brazilian can never be extradited.
• Loss of nationality. A naturalization can be judicially cancelled for fraud in the process or for acts against the democratic order (Lei 13.445/2017, art. 75; CF art. 12, §4, I).

Outside those specific exceptions, a naturalized citizen votes, works, owns property, and lives with the same rights as anyone born Brazilian.

Legal basis: the equality of native-born and naturalized Brazilians, subject to the nato-reserved offices and extradition rules, comes from CF art. 12, §2, §3, and §4 and art. 5, LI. Judicial cancellation of a naturalization is set out in art. 75 of Lei 13.445/2017 and CF art. 12, §4, I.

What are the most common mistakes?

The errors here cluster around one root assumption — that time in Brazil is the same as progress toward citizenship.

• Counting all your residence years. Only indefinite-term (permanent) residence counts (art. 221). Temporary time does not, no matter how long.
• Assuming residency becomes citizenship automatically. It never does. Naturalization is a separate application you must file.
• Treating the grant as a right. Naturalization is discretionary; eligibility is not entitlement.
• Forgetting the language proof for the ordinary route. Non-CPLP applicants must document Portuguese ability; gather the Celpe-Bras certificate or an accepted alternative early.
• Overlooking the Statute of Equality. Portuguese citizens sometimes naturalize when the Estatuto de Igualdade would have given them what they wanted, faster, without giving up anything.
• Relying on a fixed timeline. The 180-day target is routinely missed; budget 18–36 months and consider a mandado de segurança only if the file is complete and overdue.
• Assuming a digital-nomad year counts. It is temporary status and most likely does not count — confirm with the MJSP before relying on it.

Naturalization at a glance

Item	Rule	Legal anchor
Ordinary naturalization	4 years residence + language + capacity + no disqualifying conviction	Lei 13.445/2017, art. 65
Residence that counts	Only indefinite-term (permanent) residence	Decreto 9.199/2017, art. 221
Reduction to 1 year	Brazilian child / spouse; relevant service; recommended ability	Lei 13.445/2017, art. 66
Portuguese proof	Celpe-Bras (any level), diploma, OAB exam, course, school records	Portaria Interministerial 11/2018
CPLP fast track	1 year residence + moral fitness; no language test	CF art. 12, II, “a”
Extraordinary naturalization	15 years residence + no conviction; no language test	Lei 13.445/2017, art. 67
Special naturalization	No residence period; diplomatic-family / long-service ties	Lei 13.445/2017, arts. 68–69
Provisional naturalization	Child resident before age 10; confirm by ~age 20	Lei 13.445/2017, art. 70
How to apply	Online via NATURALIZAR-SE; no fee; grant by Portaria in DOU	MJSP procedure; Lei 13.445/2017

Key terms

• Naturalização — acquisition of Brazilian nationality by a foreigner; produces brasileiro naturalizado status.
• CRNM — Carteira de Registro Nacional Migratório; the residence card that proves your residence status (not nationality).
• Prazo indeterminado — indefinite-term (permanent) residence; the only kind that counts toward the naturalization clock.
• Brasileiro naturalizado — a naturalized Brazilian; equal to a native-born Brazilian except for nato-reserved offices and extradition.
• NATURALIZAR-SE — the MJSP online system through which naturalization applications are filed.
• Estatuto de Igualdade — the Statute of Equality for Portuguese citizens; grants equality of rights without naturalization.
• Idoneidade moral — moral fitness; the standard attached to the CPLP one-year track.

Key takeaways

• For people with no Brazilian blood claim, the route to nationality is naturalization under arts. 64–76 of Lei 13.445/2017 and Decreto 9.199/2017.
• Residency is not citizenship. A residence permit never converts into nationality on its own — naturalization is a separate application, and the grant is a discretionary act of the Ministry of Justice.
• Ordinary naturalization needs four cumulative conditions: civil capacity, four years of residence, Portuguese ability, and no disqualifying conviction.
• The residence clock counts only indefinite-term (permanent) residence (art. 221) — worker, rentista, retiree, investor, and family time does not count until you convert to permanent residence.
• The four years can drop to one under art. 66 (Brazilian child or spouse, relevant service, recommended ability); CPLP nationals qualify after one year with no language test.
• Portuguese citizens should weigh the Statute of Equality, which gives equality of rights without naturalization.
• Apply online via NATURALIZAR-SE; expect 18–36 months despite a 180-day legal target; the grant is published as a Portaria in the DOU.
• A naturalized Brazilian is equal to a native-born one except for nato-reserved offices and extradition rules; and, living in Brazil to qualify, is almost always already a Brazilian tax resident.

Related guides on this site

• Brazilian citizenship: every route compared
• Fastest path to Brazilian citizenship
• Naturalization through marriage in Brazil
• Returning to Brazil and naturalizing after a long absence
• The CPLP agreement and residency in Brazil
• The Portuguese test for naturalization
• The CRNM and residence permits in Brazil

How ZS Advogados can help

The gap between residency and citizenship is exactly where good planning pays off. Counting the wrong residence years, missing the conversion to permanent residence, or filing without the right language proof can cost you a year or more — and the discretionary nature of the grant rewards a clean, complete, well-argued file.

Our team advises foreign residents of Brazil on the full path from residence card to passport: identifying when your clock actually starts, mapping ordinary, CPLP, or reduction routes against your facts, assembling the language and criminal-record proof, sequencing apostille and sworn translation in the right order, filing through the gov.br system, and — for Portuguese citizens — weighing the Statute of Equality against naturalization. We work in English and Portuguese, and every matter is centred on your actual residence history and documents.

• Immigration and visas — residence-to-naturalization sequencing, conversion to indefinite-term residence, gov.br filings
• International law — foreign-document recognition, criminal-record and source-document legalization, cross-border records
• Family law — Brazilian spouse and child routes to the one-year reduction, união estável and marriage records

Book a consultation to have your residence history and documents reviewed before you file.

Technical review by the ZS Advogados Associados immigration team, including co-founding partner Karina Peres Silvério (OAB/SP 331.050) and founding partner Zachariah Zagol (OAB/SP 351.356). Contact: contato@zsassociados.com — +55 (18) 3908-1653 — Presidente Prudente, SP.

Sources and legal basis

• Migration Law — Lei nº 13.445/2017 (arts. 64–76 on naturalization)
• Decreto nº 9.199/2017 — art. 221 (only indefinite-term residence counts)
• Constitution of Brazil — art. 12 (nationality; art. 12, II, “a” CPLP one-year track) and art. 14 (voting)
• Constitutional Amendment No. 131/2023 — loss of nationality
• MJSP — Ordinary naturalization (naturalização ordinária)
• MJSP — Naturalizar-se (the online application system)
• MJSP — Proof of Portuguese-language ability
• Estatuto de Igualdade — equality of rights for Portuguese citizens
• Federal Police — CPLP residence authorization

---

This guide is for informational and educational purposes only, in line with Provimento No. 205/2021 of the Brazilian Bar Association (OAB). It is not legal advice, an opinion, or an offer of services, does not refer to any specific case, and does not guarantee any result. Rules and provisions are cited as of June 2026; changes after that date are not reflected. Each situation requires individual analysis by a licensed attorney. Last updated June 2026.