Plan B Atlas

US taxes for Americans in Costa Rica

What moving to Costa Rica does to your IRS filing — why there's rarely double tax, why the missing treaty matters, and the reports you still have to file.

Verified against official sources · Plan B Atlas Editorial Team · Updated June 2026

Front-loaded answerCosta Rica taxes only Costa Rican-source income, so your US pension, Social Security, investments, and remote salary aren't taxed locally. That removes most double-tax risk — but the US still taxes you on worldwide income every year, and with no US–Costa Rica treaty you lean entirely on the Foreign Earned Income Exclusion and Foreign Tax Credit.

Territorial tax — and the missing treaty

Under Costa Rica's territorial system, only income earned inside Costa Rica is taxed there. Foreign employment income, pensions, and investment income are exempt regardless of residency. The flip side is there's no income tax treaty with the US, so none of the treaty protections (Social Security exemptions, reduced withholding, dual-residency tie-breakers) apply.

  • FEIE (Form 2555) covers earned income only — up to $130,000 (2025) / $132,900 (2026); pensions and Social Security don't qualify
  • The Foreign Tax Credit (Form 1116) credits Costa Rican tax you pay — but if your income is all foreign-source, Costa Rica charges nothing to credit
  • Net effect for many retirees: Costa Rica takes nothing, the US taxes your pension as usual
Source: IRS — FEIE & Foreign Tax Credit; Costa Rica territorial tax systemLast verified: Jun 21, 2026 · View source

FBAR, FATCA & the Caja

Opening a Costa Rican bank account triggers the usual US disclosures. Separately, as a resident you pay into the Caja (CCSS) — Costa Rica's social-security and health fund — based on your declared income; it's the price of mandatory public healthcare, not a tax the US credits.

FBAR (FinCEN 114)
If foreign accounts total > $10,000 any time in the year
FATCA (Form 8938) — single, abroad
> $200,000 year-end, or > $300,000 any time
FATCA — married/joint, abroad
> $400,000 year-end, or > $600,000 any time
Caja (CCSS)
Mandatory; ~$70–$150/mo by declared income
Source: IRS — Comparison of Form 8938 and FBAR; CCSS (Caja) contribution rulesLast verified: Jun 21, 2026 · View source

Frequently asked

Will Costa Rica tax my US pension or Social Security?
No. Costa Rica's territorial system doesn't tax foreign-source income, so your US pension, Social Security, and investment income aren't taxed there. You still report and pay US tax on them as normal, since the FEIE doesn't cover pension income.
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Verified against official sources. Every figure on this page is checked against primary US (IRS, State Dept., SSA) and Portuguese (AIMA, Autoridade Tributária) government sources and dated. Maintained by the Plan B Atlas editorial team.
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Editorial & AI disclosure. Compiled from official US (IRS, State Dept.) and Portuguese government sources, with figures dated per section. Drafting is AI-assisted; every page is reviewed, fact-checked, and edited before publication. Plan B Atlas is independent and does not sell visa or tax services. This is general information for US citizens, not legal or tax advice — consult a licensed cross-border professional for your situation.