Guide to U.S. taxes for expats

U.S. Taxes for Americans Living Abroad: A 2026 Comprehensive Expat Tax Guide

Authored by:

Jamiu Bakare, CPA, EA, CFA | Baccus Consulting

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Americans living abroad often assume that moving overseas ends their U.S. tax obligations but it does not.

The United States taxes its citizens and green card holders on worldwide income, regardless of residence. Whether you are an executive, entrepreneur, digital nomad, retiree, rental property owner, or global investor, U.S. expat tax filing requirements still apply.

This comprehensive guide explains:

  • U.S. tax filing requirements for expatriates
  • Foreign Earned Income Exclusion (FEIE)
  • Foreign Tax Credit (FTC)
  • Foreign rental property reporting
  • FBAR and FATCA disclosures
  • Form 3520 foreign gift reporting
  • PFIC reporting for foreign investments
  • State tax residency considerations

1. Do Americans Living Abroad Have to File U.S. Taxes?

Yes. The U.S. operates under a citizenship-based taxation system, meaning:

  • You must file a U.S. tax return if income exceeds filing thresholds.
  • You must report worldwide income.
  • This applies even if you pay taxes to another country.

Failure to comply with U.S. tax filing requirements for Americans abroad can result in penalties even if no tax is owed.

2. Foreign Earned Income Exclusion (FEIE)

The Foreign Earned Income Exclusion (Form 2555) allows qualifying Americans abroad to exclude a portion of foreign earned income from U.S. taxation.

To qualify, you must meet:

  • The Physical Presence Test, or
  • The Bona Fide Residence Test

Important:

  • Applies only to earned income.
  • Does not apply to rental, dividend, or investment income.
  • Must be properly elected.

With structured planning, many Americans abroad significantly reduce double taxation exposure.

3. Foreign Tax Credit (FTC)

The Foreign Tax Credit (Form 1116) allows taxpayers to offset U.S. tax with foreign income taxes paid.

In high-tax jurisdictions, FTC often eliminates residual U.S. liability.

Strategic modeling between FEIE and FTC is essential, particularly for high-income professionals and business owners.

4. Reporting Foreign Rental Property Income

Americans living abroad frequently invest in foreign real estate. U.S. tax reporting still applies.

How Foreign Rental Income Is Reported

  • Reported on Schedule E.
  • All amounts converted to U.S. dollars.
  • Deductions include:
    • Mortgage interest
    • Property taxes
    • Repairs
    • Management fees
    • Depreciation

Depreciation Rule for Foreign Property

Foreign residential rental property must be depreciated over 30 years, not 27.5 years like U.S. property.

This is a commonly overlooked compliance issue.

When Form 8858 Is Required

If rental property is held through a foreign disregarded entity, Form 8858 may be required.

Additional Reporting If Held Through Entities

If the property is owned through:

  • A foreign corporation → Form 5471
  • A foreign partnership → Form 8865
  • A foreign trust → Form 3520 / 3520-A

Compliance complexity increases significantly.

5. FBAR Filing Requirements (FinCEN Form 114)

If the aggregate value of foreign financial accounts exceeds $10,000 at any time during the year, you must file an FBAR.

Accounts include:

  • Foreign bank accounts
  • Brokerage accounts
  • Certain foreign retirement accounts
  • Joint accounts

FBAR penalties can be substantial even where no tax is owed.

6. FATCA Reporting – Form 8938

In addition to FBAR, Americans abroad may need to file Form 8938 under FATCA rules.

For taxpayers living abroad:

  • Single filers: $200,000 (year-end) or $300,000 (any time during the year)
  • Married filing jointly: $400,000 (year-end) or $600,000 (any time during the year)

Lower thresholds apply if residing in the United States.

Failure to file may result in:

40% penalty on understatement tied to undisclosed assets

$10,000 initial penalty

Up to $50,000 for continued noncompliance

7. Passive Foreign Investment Company (PFIC) Reporting Requirements

Americans living abroad often hold:

  • Foreign mutual funds
  • Foreign ETFs
  • Certain pooled foreign investment vehicles

Many of these are classified as Passive Foreign Investment Companies (PFICs) under U.S. tax law.

PFIC ownership generally requires filing Form 8621.

Without proper elections:

  • Gains may be subject to punitive tax treatment.
  • Interest charges may apply.
  • Annual filing may be required even with no distributions.

For a detailed explanation of PFIC reporting requirements, see our detailed insight article:

👉 Foreign Investments & U.S. Tax Rules: What Investors Need to Know

PFIC compliance is one of the most misunderstood areas of U.S. expat taxation.

8. Reporting Foreign Gifts – Form 3520

If you received large financial gifts from foreign relatives, you must file Form 3520 including:

  • Gifts exceeding the indexed annual threshold from foreign individuals
  • Certain transfers from foreign corporations or partnerships
  • Distributions from foreign trusts

Foreign gifts are generally not taxable income but failure to file Form 3520 can trigger penalties based on the value received.

9. Self-Employment & Totalization Agreements

If self-employed abroad:

  • You may owe U.S. self-employment tax.
  • Totalization agreements may prevent double social security taxation.
  • Proper planning significantly reduces risk.

10. State Tax Residency After Moving Abroad

Moving overseas does not automatically terminate state tax residency.

States such as California and New York may continue asserting residency based on:

  • Domicile
  • Ties maintained
  • Intent to return

Exit planning is critical.

11. Catching Up on Past Non-Filing

If you have not complied with U.S. expat tax filing requirements, you may qualify for the Streamlined Filing Compliance Procedures.

This allows eligible taxpayers to:

  • File delinquent returns
  • Submit missed FBARs
  • Potentially reduce penalties

Early action reduces exposure.

Simplifying Complexity in Cross-Border Tax

U.S. tax compliance for Americans living abroad is rarely straightforward.

Between worldwide income reporting, foreign rental property depreciation rules, FBAR and FATCA disclosures, PFIC filings, Form 3520 reporting, and state residency exposure, cross-border taxation requires more than basic preparation – it requires structured oversight.

With proper planning, many expatriates legally reduce double taxation while maintaining full compliance. The difference lies in coordinated strategy and disciplined evaluation across multiple reporting layers, including:

  • Worldwide income
  • FEIE vs. FTC strategy
  • Foreign rental property depreciation
  • FBAR and FATCA disclosures
  • PFIC reporting
  • Form 3520 foreign gift reporting
  • State residency risk

Work With a CPA Experienced in Expat & Cross-Border Tax

At Baccus Consulting, our cross-border tax advisory services are designed for:

  • Americans living abroad
  • Individuals with complex foreign reporting obligations
  • Foreign asset holders and global investors
  • U.S. non-residents with U.S. tax exposure

We provide structured oversight, strategic coordination, and defensible compliance — helping you remain fully compliant while optimizing your international tax position.

If you own foreign rental property, hold foreign investments, received a large foreign gift, maintain overseas financial accounts, or need to correct prior non-filing, we can help you restore clarity with disciplined, professional guidance.

Schedule a Confidential Consultation

Cross-border tax matters are best addressed proactively, not after penalties arise.

👉 Get in touch today to schedule a confidential consultation.

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