What happens to CGT if I move overseas?

What Happens to Capital Gains Tax When You Move Overseas?

If you’re an American thinking about moving abroad, don’t assume you’ll leave U.S. taxes behind. U.S. citizens and Green Card holders are required to file U.S. tax returns if their income exceeds certain thresholds—regardless of where they live. This includes income from capital gains, which remain subject to U.S. capital gains tax (CGT) even if you’ve relocated to another country.

Unlike many nations that tax based on residency, the United States taxes its citizens and permanent residents on their worldwide income. That means if you sell an investment—like stocks, real estate, or a business—while living overseas, you could still owe capital gains tax to the IRS. Whether it's a profitable stock sale or proceeds from selling a home, the rules follow you.

Of course, there are tools to avoid double taxation. The Foreign Earned Income Exclusion (FEIE) can shield some earned income, but it doesn’t apply to capital gains. Instead, Americans abroad often rely on the Foreign Tax Credit to offset taxes paid to other countries. Still, capital gains typically don’t qualify for the same exclusions as wages or salary.

Additionally, long-term capital gains—those from assets held over a year—benefit from lower tax rates in the U.S., which could work in your favor. But you still must report them. Failing to disclose foreign assets or gains can trigger penalties, interest, and even IRS scrutiny.

So yes, moving overseas offers lifestyle changes, but it doesn’t free you from U.S. tax obligations. Capital gains are still on the table with the IRS, and staying compliant means keeping up with U.S. filing requirements—no matter your zip code.