10 Documents Expats Should Gather Before Filing

Filing a U.S. tax return from abroad gets easier when you gather your records before deadlines start closing in. U.S. citizens and residents abroad generally still have to file U.S. returns based on income, filing status, and age, and many expats also face extra international reporting requirements. Starting with the right documents helps you avoid missed forms, last-minute stress, and preventable filing errors.

1. Prior-Year Tax Return

Your last U.S. return gives you a starting point for this year’s filing. It helps you confirm carryovers, prior elections, foreign tax credit patterns, and whether you claimed the Foreign Earned Income Exclusion last year. It also makes it easier to spot changes in income, filing status, or reporting obligations. Publication 54 and the IRS international pages both point expats toward prior return information as part of preparing a complete current-year filing.

2. Wage Statements and Income Records

Gather every income document tied to the tax year, including W-2s, 1099s, foreign employer pay statements, self-employment records, pension statements, and investment income summaries. The IRS reminds Americans abroad that they generally must report worldwide income, not just U.S.-source income. That makes foreign income records just as important as domestic ones.

3. Foreign Bank and Financial Account Information

If your combined foreign account balances crossed the FBAR threshold at any point during the year, you need accurate account information ready. That includes bank names, account numbers, and the highest balance during the year. Many expats wait too long to gather this information, even though foreign account reporting is one of the most commonly overlooked parts of filing from abroad.

4. Foreign Asset Records for Form 8938

FBAR and Form 8938 do not cover exactly the same thing. If you meet the filing threshold for Form 8938, you may need records for specified foreign financial assets even when they do not affect your tax liability directly. That is why expats should not assume FBAR data alone covers every international disclosure requirement.

5. Travel Calendar or Passport Entry History

If you may claim the Foreign Earned Income Exclusion, keep a clean record of travel dates. The IRS physical presence test depends on full days in foreign countries during a 12-month period, so vague estimates are risky. A travel log, passport stamps, ticket history, or calendar record can make a big difference when counting days accurately.

6. Foreign Housing Expense Records

If you may qualify for the foreign housing exclusion or deduction, gather rent records, utilities, and other qualifying housing expenses. The IRS requires these details on Form 2555 when claiming housing-related benefits, so waiting until the end of the process can slow everything down.

7. Foreign Tax Payment Records

If you plan to claim the Foreign Tax Credit, you need proof of foreign income taxes paid or accrued. Publication 514 explains that taxpayers usually claim the credit on Form 1116, and that choice can change from year to year. That makes foreign tax assessments, withholding records, and payment confirmations essential.

8. Self-Employment Books and Expense Summaries

Business owners and freelancers abroad should gather profit and loss records, invoices, receipts, contractor income records, and business expense summaries. Self-employment creates added complexity for Americans abroad, especially because FEIE does not remove self-employment tax in the way some taxpayers assume.

9. Residency and Tax Home Documentation

If you plan to use FEIE, the IRS looks beyond where you sleep at night. You may need records that support your tax home and residency position, such as lease documents, work contracts, local registrations, or visa details. These records help support whether you qualify under the bona fide residence or physical presence rules.

10. Extension and Estimated Tax Records

Keep copies of any extension filings, estimated tax payments, and prior IRS correspondence. Americans abroad generally follow the same estimated tax rules as taxpayers in the United States, even though many qualify for extra time to file. These records help you avoid duplicate payments, incorrect balances, and deadline confusion.

Get Organized Before You File

The more organized you are before filing, the easier it becomes to make smart decisions about FEIE, the Foreign Tax Credit, FBAR, and other international forms. This is a strong place to add internal links to your expat tax return preparation page, FBAR reporting page, and Foreign Earned Income Exclusion guide so readers can move from document gathering to filing support.