Filing extensions for Americans living abroad - What's to know?
- Feb 21
- 3 min read
For U.S. persons living abroad, it can sometimes make sense to request an extension to file their tax return. Understanding the rules around filing deadlines and the Foreign Bank Account Report (FBAR) is important. Here's a breakdown of why an extension might be needed, the relevant filing rules, and FBAR filing requirements:

Reasons to Request an Extension:
Complexity of Foreign Tax Situations:
Many U.S. expats have complex financial situations due to income from foreign sources, foreign investments, and various tax credits or deductions like the Foreign Earned Income Exclusion (FEIE), Foreign Tax Credit (FTC), or housing allowances.
If they are awaiting necessary documents from foreign financial institutions (e.g., foreign tax statements), they may need more time to gather all the required paperwork to ensure they file an accurate return.
Differences in Filing Deadlines:
The U.S. tax year is based on the calendar year (January 1 to December 31), but many countries have different fiscal years, which may complicate tax filing.
U.S. persons abroad often need additional time to reconcile their foreign tax returns with the U.S. filing requirements.
Uncertainty About Foreign Tax Laws:
Navigating the tax laws in another country can be challenging, and some U.S. persons living abroad might be unsure how certain foreign income or tax benefits should be reported. An extension can give them time to work with tax professionals.
Unexpected Life Events:
Sometimes, unexpected life events (e.g., medical issues, family emergencies) can disrupt someone's ability to file on time, even if they are living abroad.
Tax Filing Extension Rules for U.S. Expats:
Automatic 2-Month Extension: U.S. persons living abroad automatically receive a 2-month extension to file their tax return. This means the typical April 15 filing deadline is extended to June 15. This extension applies without needing to file any request.
Further Extension Request: If you need more than 2 months to file your return, you can request a further extension (usually up to October 15). To do this, you must file IRS Form 4868 (Application for Automatic Extension of Time to File U.S. Individual Income Tax Return) by June 15.
However, this extension is only for filing the tax return—if you owe taxes, you still need to pay by the original deadline (April 15) to avoid penalties and interest. The IRS will charge interest on any unpaid taxes from April 15 until payment is made.
FBAR Filing Requirements:
What is FBAR?
The Foreign Bank Account Report (FBAR), also known as FinCEN Form 114, is a separate requirement from your regular U.S. income tax return. It is required for U.S. persons (including citizens, residents, and certain others) who have a financial interest in or signature authority over one or more foreign bank accounts, with an aggregate value exceeding $10,000 at any time during the calendar year.
When is FBAR Due?
The FBAR is due on April 15 each year, coinciding with the normal U.S. tax return deadline. However, there is an automatic 6-month extension for FBAR filers, extending the due date to October 15 without needing to submit any special request.
How to File FBAR:
The FBAR must be filed electronically through the Financial Crimes Enforcement Network (FinCEN) website. It cannot be filed along with your regular tax return (e.g., Form 1040).
Penalties for Failure to File FBAR:
Failure to file the FBAR can result in substantial penalties. For non-willful violations, the penalty can be up to $10,000 per violation. For willful violations, penalties can be as high as $100,000 or 50% of the account balance, whichever is greater.
Summary:
U.S. persons living abroad can automatically receive an extension until June 15 to file their tax return, with the possibility of an additional extension until October 15 by filing Form 4868.
The FBAR is a separate filing requirement and must be filed by April 15. However, there is an automatic 6-month extension until October 15.
If taxes are owed, they must be paid by the original due date (typically April 15) to avoid penalties and interest, regardless of any extensions for filing.
Understanding these deadlines and requirements can help ensure compliance and avoid penalties for U.S. taxpayers living abroad. If the filing situation is complex or you're unsure about your obligations, consulting with a tax professional who specializes in expatriate tax issues can be a wise decision.



