O Que É Iof

O Que É Iof

What is IOF

The Tax on Financial Operations, better known as IOF, is a tax levied by the Brazilian government on various financial operations. It was created with the aim of regulating the financial market and raising funds for the state. The IOF is levied on operations such as loans, foreign exchange, insurance, credit cards and investments, among others.

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CDI / Seliccarregando...
IPCA (12m)carregando...
Savingscarregando...
R$
R$
% CDI
CDB: incide Regressive income tax (22,5% até 180 dias → 15% acima de 720 dias) e IOF nos primeiros 30 dias.
% CDI
LCI/LCA são isentas de IR para pessoa física — ótimas para médio e longo prazo.
% a.a.
Tesouro: incide IR regressivo + taxa de custódia B3 de 0,20% a.a. (já incluída na simulação).
Com Selic acima de 8,5% a.a.: rende 0,5% ao mês + TR. Com Selic ≤ 8,5%: rende 70% da Selic + TR. Isenta de IR.
Como usar: preencha o valor que pretende investir, defina o prazo e escolha o tipo de investimento nas abas acima — depois clique em Simular agora para ver o resultado completo com gráfico e comparativo.

How IOF is calculated

The calculation of the IOF varies according to the type of financial transaction carried out. For credit operations, such as loans and financing, the tax is calculated based on the value of the operation and the interest rate. For foreign exchange transactions, the IOF is levied on the value of the foreign currency purchased. In the case of investments, such as shares and government bonds, the tax is calculated on the value of the transaction.

Who has to pay the IOF

Both individuals and companies are liable to pay IOF, depending on the financial transaction carried out. For example, those who carry out exchange transactions for international travel or investments abroad must pay the tax. Likewise, those who use credit cards to make purchases in foreign currency are also subject to the IOF.

IOF exemptions and rates

There are some situations in which the payment of IOF may be exempt or have reduced rates. For example, rural credit and housing finance operations may have lower rates. In addition, some foreign exchange and investment transactions may also be exempt from the tax, depending on the conditions established by the government.

Impact of the IOF on the economy

The IOF has a significant impact on the Brazilian economy, as it directly affects financial operations carried out in the country. The tax can influence the cost of credit, the foreign exchange market and investor behavior. That's why it's important to understand how the IOF works and how it can affect your personal and business finances.

How to stay informed about the IOF

To keep up to date with changes in IOF rates and rules, it is important to follow economic news and consult reliable sources of information. It is also advisable to enlist the help of an accountant or financial advisor to advise you on the best practices for paying the tax.

Conclusion

In short, the IOF is a tax levied on various financial transactions in Brazil and can have a significant impact on the economy and on personal and business finances. It is important to be aware of the tax rules and rates to avoid surprises and ensure compliance with current legislation.

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Jeferson Santos

Olá! Sou Jeferson Santos, bacharel em Tecnologia da Informação e investidor há 6 anos em ações, fundos imobiliários e renda fixa. Comecei com R$100 e, aplicando análise e disciplina, consegui crescer meu patrimônio em mais de 80% — e conquistar a liberdade financeira que tanto busquei. Criei o Aprender sobre Finanças para compartilhar o que aprendi na prática, sem enrolação e sem promessas irreais. Aqui você encontra conteúdo real, de quem realmente investe.

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