Before you start

CPF
A determination of the date you became tax resident
Records of Brazilian and foreign income
A gov.br account at silver or gold level for the online filing tools

Step-by-step

1
Work out your residency start date precisely
Arriving on a permanent visa or under a Brazilian employment contract makes you resident from the day you land. On a temporary visa, including the digital nomad visa, you stay non-resident until you have completed 183 days of presence within a twelve-month period and become resident on day 184 — the days do not have to be consecutive. If you do not reach 184 days inside that twelve months, the count restarts from your next entry.
OnlineWho: You
2
Start carnê-leão if you have foreign-source income
Brazilian residents receiving income from abroad or from individuals must compute and pay income tax monthly through the carnê-leão system, by the last working day of the following month. This surprises salaried people from countries where everything is withheld — the liability accrues monthly, not at filing time.
OnlineWho: YouMonthly
3
File the annual Declaração de Ajuste Anual
The DIRPF covers the previous calendar year and is filed between March and the end of May through the Receita Federal software or the Meu Imposto de Renda app. Filing late attracts an automatic minimum penalty regardless of whether you owe anything.
OnlineWho: YouMarch to end of May
4
Declare foreign assets and check the central bank threshold
Assets held abroad go on the annual return. Separately, holdings above the Banco Central's reporting threshold trigger the annual CBE declaration — a distinct regime with its own deadline that has nothing to do with the tax return.
OnlineWho: You
5
Keep receipts for the deductions that actually work
Brazil allows unlimited deduction of medical expenses, capped deduction of education costs, dependants, and private INSS or PGBL pension contributions. Medical is the big one and it requires the provider's CPF or CNPJ on every receipt — collect them as you go rather than reconstructing in April.
OnlineWho: You
6
File the Comunicação de Saída Definitiva when you leave
Departing Brazil permanently requires a Comunicação de Saída Definitiva do País — filed from the date of departure up to the last day of February of the following calendar year — followed by a final Declaração de Saída Definitiva for the year of departure. File it and you are non-resident from the day you left. Skip it and Receita Federal treats you as resident, taxable on worldwide income, for the first twelve consecutive months of absence, with the filings and the tax that implies.
OnlineWho: YouBy the last day of February after the year you leave

Documents you’ll need

CPF
Informe de rendimentos from each Brazilian payer
Records of foreign income and the tax paid on it abroad
Medical, education and dependant receipts with the provider's CPF/CNPJ
Bank and investment statements as at 31 December

Things most newcomers don’t know

Completing 184 days of presence inside a twelve-month period makes you taxable on worldwide income.

This is the rule everyone calls the 183-day rule; the threshold is crossing it, so residence attaches on day 184. The days need not be consecutive, so a nomad dipping in and out across a year can cross the line without a single long stay. From that date Brazil taxes global earnings, capital gains and investment income. This is the most consequential fact on this page and the one people discover a year late, when the return is already due.

Source: Receita Federal — IN SRF 208/2002, art. 2

Foreign income is paid monthly through carnê-leão, not settled at filing.

Anyone with an offshore employer, foreign clients or overseas rental income must calculate and pay Brazilian income tax every month, due by the last working day of the following month. Salaried arrivals from withholding-tax countries assume the annual return is when money changes hands. Discovering otherwise in April means twelve months of interest and penalties.

Source: Receita Federal — carnê-leão

Leaving Brazil without the Comunicação de Saída Definitiva costs you a further twelve months of worldwide tax.

Residency does not end because you boarded a plane. File the communication and the final departure return and you are non-resident from the date you left. Skip them and IN SRF 208/2002 keeps you taxed as a resident on worldwide income for the first twelve consecutive months of absence, and only from the thirteenth month are you treated as non-resident. Because nothing announces the problem, people find out years later when a Brazilian bank freezes an account or a CPF is flagged as irregular.

Source: Receita Federal — IN SRF 208/2002, saída definitiva do país

There is no Brazil–United States tax treaty, and that shapes how Americans should structure a move.

Brazil has double taxation treaties with much of Europe, Japan, Argentina and others, but not with the US. Relief between the two runs on reciprocity and foreign tax credits rather than a treaty, and the interaction with the US foreign earned income exclusion is genuinely intricate. Americans moving to Rio should take advice before the 183rd day, not after.

Source: Receita Federal treaty list

Common mistakes to avoid

Crossing the 184th day of presence without noticing and becoming taxable on worldwide income from that date.
Not paying carnê-leão monthly on foreign income and accruing interest all year.
Missing the end-of-May filing deadline, which carries an automatic minimum penalty.
Overlooking the Banco Central CBE declaration on overseas assets, which is separate from the tax return.
Leaving Brazil without filing the Comunicação de Saída Definitiva.

Some of this may be out of date. Spotted something inaccurate? Help us keep it right for the next newcomer.

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