Understanding Taxes: Property Tax, Capital Gains & Double Tax Treaties

For many Americans considering real estate abroad, taxes are one of the biggest sources of uncertainty. The good news? International property ownership is entirely manageable from a tax perspective — if you understand the key categories and plan ahead.

Let’s break down the three major areas U.S. buyers need to understand: property taxes, capital gains taxes, and double taxation rules.

1. Property Taxes Abroad

Property tax structures vary widely by country. In the United States, annual property taxes can be a significant carrying cost. In contrast, many European countries assess comparatively modest annual property taxes but may impose higher transfer or stamp duties at the time of purchase.

For example, buyers in parts of Southern Europe often pay a one-time acquisition tax when purchasing a home, while annual municipal taxes remain relatively low. In Latin America, annual property taxes can be surprisingly affordable compared to major U.S. cities.

The key takeaway: evaluate both upfront acquisition costs and annual holding costs, not just the listing price.

2. Capital Gains Tax When You Sell

If you eventually sell your international property, capital gains tax will likely apply in the country where the property is located. Rates and exemptions vary significantly.

In many countries, non-residents pay a flat capital gains tax rate on profit. Some nations reduce that rate the longer you hold the property. Others offer exemptions for primary residences, though qualification rules may differ from U.S. standards.

Here’s where it becomes especially important for Americans: the U.S. taxes its citizens on worldwide income. That means even if you sell property in Spain, Portugal, or Mexico, you may also need to report the gain on your U.S. tax return.

However, this does not automatically mean you pay tax twice.

3. Double Tax Treaties & Foreign Tax Credits

The United States maintains tax treaties with many countries to prevent double taxation. Even where a formal treaty does not apply to property gains, the IRS allows a Foreign Tax Credit. This credit typically offsets U.S. taxes by the amount already paid abroad.

For example, if you paid capital gains tax in your property’s country, you can often apply that payment against your U.S. tax liability. In practice, many international property owners do not end up paying “double” — but compliance and proper reporting are essential.

It’s also important to note that rental income from international property must be reported annually in the U.S., even if the income stays overseas. Depending on local rules, you may also owe income tax in the country where the property is located.

Smart Planning Matters

According to global real estate advisors like Engel & Völkers, American buyers are increasingly purchasing homes abroad for lifestyle and diversification reasons. As cross-border ownership grows, so does the importance of tax literacy.

Before purchasing, consult:

• A U.S.-based CPA familiar with international taxation

• A local tax advisor in the country where you’re buying

• A real estate attorney who understands non-resident ownership

The structure you choose at purchase — personal ownership, trust, or corporate entity — can have long-term tax consequences.

Final Thought

Taxes should never be the sole reason to buy or avoid buying property abroad. But understanding the framework removes fear and allows you to focus on what truly matters: choosing the right home, in the right place, for your long-term goals.

International living is absolutely achievable for American buyers — and with the right professional guidance, it can also be financially sound.

Curious about living abroad? Let us introduce you to Engel & Völkers' global network of Advisors, operating in more than 1,000 shops in more than 35 countries across five continents. Contact us.