Brazil and the United States have never signed a comprehensive income tax treaty, despite decades of on-and-off discussion. For a Brazilian investor in US stocks, that means the default 30% US withholding on dividends - full stop, with no treaty rate to claim via W-8BEN.
What’s less well known, and genuinely good news: Brazil’s tax authority has officially recognized reciprocity with the United States, alongside the UK and Germany, which means the 30% US withholding is still creditable against Brazilian tax on the same income - even without a treaty. That single fact separates Brazil’s situation from a country with no treaty and no reciprocity recognition at all, and it’s the part most guides on this topic miss. This article covers that credit mechanism, the IOF tax on money leaving Brazil to fund a US account, and how Brazil taxes the resulting capital gains and dividends.
No Treaty, But Real Reciprocity
Brazil taxes its residents on worldwide income. Ordinarily, a foreign tax credit for double taxation relief requires either a ratified tax treaty or a country whose own legislation grants reciprocal treatment to Brazilian-sourced income. Brazilian authorities have already officially recognized reciprocity of tax treatment with the United States - which permits offsetting US tax paid against Brazilian tax due on the same earnings, capped at the difference between Brazilian tax calculated with and without the foreign income included.
What this means in practice: the 30% US withholding on a dividend isn’t simply lost to double taxation on top of whatever Brazil separately charges. It functions as a real credit against Brazilian tax, similar in effect to how a treaty-country investor’s withholding gets credited - just without a formal treaty underpinning it. This is a meaningfully better position than a no-treaty, no-reciprocity country would face.
IOF: The Cost of Moving Money to a US Broker
Before dividends or capital gains enter the picture, funding a US brokerage account from Brazil means moving reais into dollars, and Brazil’s Tax on Financial Operations (IOF) applies to that conversion.
For remittances characterized as investment abroad (funding a foreign brokerage account to buy stocks, funds, or securities), the applicable IOF rate is 1.1% on the value of the transaction - distinct from the lower rate that can apply to other remittance purposes. This is a real, upfront cost layered on top of whatever FX spread your bank or remittance service charges, and it applies regardless of which broker ultimately receives the funds.
Confirm with your bank or remittance provider that the transfer is coded correctly as an investment remittance. This is a concrete cost, not a formality: a transfer to your own foreign bank account that isn’t coded as investment - for example, moving money there first and wiring to the broker later - is taxed at 3.5% rather than 1.1%. Sending funds directly to the broker as an investment remittance is what secures the lower rate.
Capital Gains: Brazil’s Flat 15% Rate on Foreign Investments (Post-2024)
The progressive 15%-22.5% capital gains schedule, and the small-sale exemption for monthly proceeds at or below BRL 35,000, are the rules for gains on Brazilian assets (like stocks traded on B3). They do not apply to US stocks.
Since Law 14,754/2023 took effect on January 1, 2024, gains from foreign financial investments - including US-listed stocks held by a Brazilian tax resident - are taxed at a flat 15% rate, with no progressive brackets and no deduction from the calculation base. The Receita Federal has explicitly confirmed that the BRL 35,000 small-sale exemption does not apply to foreign investments - every real of gain on a US stock sale is taxable, regardless of how small the sale. Gains also aren’t calculated per transaction: they’re totaled and declared annually on your Declaração de Ajuste Anual (DAA).
The FX-gain rule that came with the same law: foreign exchange gains on assets held abroad are included in the taxable base when calculating capital gains and investment income. In practical terms, this means currency movement between the Brazilian real and the US dollar over your holding period can itself contribute to (or reduce) your taxable gain - not just the change in the US-dollar value of the stock itself. Track both legs (asset price movement and BRL/USD movement) when calculating what’s actually owed.
Dividends: 30% US, Then Brazilian Tax With a Credit
US side: 30% withheld at source - there’s no treaty rate to bring this down, so filing W-8BEN serves only to certify your non-US status and prevent backup withholding, which at 24% is lower but reaches gross sale proceeds too, not to reduce the 30%.
Brazilian side: foreign-source income, including US dividends, is taxed in Brazil when received, at rates depending on the income category and your overall tax position - reported on your annual individual income tax return. The US withholding is creditable against this liability under the reciprocity recognition described above, capped at the Brazilian tax that would otherwise apply to that income.
Keep your broker’s Form 1042-S (issued by March 15 each year) as your primary documentation of US-source income and withholding - this is what supports the Brazilian credit claim.
Who Will Actually Take Your Money in Brazil
Interactive Brokers and eToro both accept Brazilian residents, though eligibility details and required documentation are worth verifying directly before applying, since broker policies for specific countries can change. Neither broker changes the underlying 30% US withholding rate - that’s a function of the absence of a treaty, not something broker choice affects.
What Needs Doing Before You Invest from Brazil
If you’re a Brazilian resident holding US stocks:
- Expect 30% dividend withholding with no treaty reduction available - file W-8BEN anyway to certify status and avoid backup withholding
- Budget for the 1.1% IOF on remittances coded as investment abroad, on top of FX spread costs
- Apply the flat 15% rate to all US stock gains - the BRL 35,000 small-sale exemption does not apply to foreign investments, only to Brazilian (B3) stock sales
- Account for both asset-price and BRL/USD exchange-rate movement when calculating taxable capital gains, per the post-2023 rules, and declare gains annually on the DAA rather than per transaction
- Report US dividends and capital gains on your Brazilian annual return, and claim the foreign tax credit for US withholding under Brazil’s officially recognized US reciprocity
- Keep Form 1042-S as documentation for the credit claim
Brazil, in a Paragraph
No treaty means the 30% US withholding rate is fixed and not something a form can improve. But Brazil’s officially recognized reciprocity with the US means that withholding isn’t simply added on top of Brazilian tax with no relief - it’s a real credit, which puts Brazilian investors in a materially better position than a no-treaty, no-reciprocity country like Uganda. The more consequential numbers for a Brazilian investor’s actual return are the 1.1% IOF on funding the account and the flat 15% capital gains rate on foreign investments (with no small-sale exemption) under Law 14,754/2023 - both entirely Brazilian-domestic questions the treaty (or lack of one) doesn’t touch.
This sets out how investing from Brazil works; it does not tell you what to do. The US and Brazil have not concluded a comprehensive income tax treaty. IOF rates, Brazilian capital gains thresholds, and reciprocity recognition can change - verify current rules with a qualified Brazilian tax advisor (contador) and your remittance provider before acting.
Sources: IRS Publication 515 (2026) and IRS tax treaty tables (no Brazil listing); PwC Brazil - Individual Foreign Tax Relief and Tax Treaties; Ribeiro Cavalcante Advocacia - Foreign Income Tax in Brazil 2026 and Brazil Tax Treaty Countries 2026; taxesforexpats.com and countrytaxcalc.com US-Brazil tax treaty guides (2026); EY Global - Brazilian Government Tax Changes 2026 (IOF, dividends); Safra and Traders.com.br 2026 IOF remittance guides.
