10 Documents Expats Should Gather Before Filing Their U.S. Tax Return

Getting organized before tax season can make expat filing much easier. The IRS says U.S. citizens and residents abroad generally still need to report worldwide income, which means filing from overseas often involves more paperwork, not less.

If you gather the right records early, you reduce stress, avoid common mistakes, and give yourself more time to compare tax strategies.

1. Your Prior-Year U.S. Tax Return

Start with last year’s return. It shows what forms you filed, whether you claimed FEIE or the Foreign Tax Credit, and what carryovers or recurring issues may still matter this year.

2. Wage Statements and Income Records

Collect all income documents for the year, including W-2s, 1099s, foreign pay slips, pension records, and self-employment summaries. Americans abroad generally must report worldwide income, not just U.S. income.

3. Foreign Bank Account Information

If your foreign financial accounts crossed the reporting threshold, you will need accurate account details and maximum annual balances for FBAR preparation.

4. Foreign Asset Records for Form 8938

FBAR and Form 8938 are not the same. If your foreign financial assets meet the Form 8938 threshold, gather the records that support those disclosures too. The National Taxpayer Advocate has noted the overlap and burden these international reporting rules can create.

5. Travel Calendar or Passport History

If you may claim FEIE, keep a clean record of your travel dates. The IRS physical presence test depends on 330 full days in a qualifying 12-month period, so accurate day counting matters.

6. Foreign Housing Expense Records

If you plan to claim the housing exclusion or deduction, gather rent, utilities, and other qualifying housing costs. Form 2555 is also used to figure housing-related benefits.

7. Foreign Tax Payment Records

If you may use the Foreign Tax Credit, keep proof of foreign taxes paid or accrued. That includes tax assessments, withholding records, and payment confirmations.

8. Self-Employment Books and Expense Summaries

Freelancers and business owners abroad should gather invoices, profit and loss reports, business expenses, and contractor income records. Self-employment often adds another layer of complexity for expats.

9. Residency and Tax Home Records

If you plan to claim FEIE, your foreign address alone may not be enough. Lease agreements, work contracts, local registration, and visa information can help support your tax home and residency position.

10. Extension and Estimated Tax Records

Keep copies of any extension filings, estimated tax payments, and prior IRS notices. This helps prevent missed deadlines and duplicate payment mistakes.

Start Early and File Smarter

The earlier you gather these documents, the easier it becomes to review your filing requirements and make better decisions about FEIE, the Foreign Tax Credit, FBAR, and other reporting rules.

This is a strong place to add internal links to your expat tax return preparation page, FBAR reporting page, and Form 2555 content so readers can move from document prep to filing help.