FBAR for Joint Accounts with a Non-US Spouse

Josh Katz, CPA
Author: Josh Katz, CPA
Updated: October 29, 2026
Josh Katz, CPA, is the founder of Universal Tax Professionals and an international tax accountant with over 20 years of experience, including time at a Big 4 accounting firm. He specializes in US expat taxes and international tax planning for Americans living abroad.

US citizens and residents must report joint foreign bank accounts held with a non-US spouse on an FBAR if their combined foreign account balances exceed $10,000 at any point during the year.

The non-US spouse generally does not need to file unless they are also considered a US person.


For Americans living abroad or maintaining financial ties overseas, US tax compliance goes beyond filing an annual tax return. One of the most important and often misunderstood requirements is the Foreign Bank Account Report (FBAR).

If you’re a US citizen or resident with foreign financial accounts, you may need to report them to the US government. This requirement also applies when you share a foreign bank account with a non-US spouse, even if your spouse is the primary account holder or the person who deposited most of the money.

Understanding how joint ownership affects your FBAR filing obligations can help you avoid reporting mistakes and potential penalties.

Key Summary: FBAR for Joint Accounts with Non-US Spouse

  • US citizens and residents generally must report joint foreign accounts with non-US spouses when the combined value of their reportable foreign accounts exceeds $10,000.

  • The reporting threshold applies to all foreign accounts combined, not each account individually.

  • A non-US spouse generally does not need to file an FBAR unless they qualify as a US person.

  • The full maximum value of a joint account must be reported, not just the US spouse’s ownership percentage.

  • Married couples may qualify for a limited joint FBAR filing exception when both spouses have reporting obligations.

  • Joint account reporting requires information about the other account owner, including their name and address.

FBAR Reporting Rules for Joint Accounts

Topic Requirement
Reporting threshold Over $10,000 across all reportable foreign accounts
Required form FinCEN Form 114 (FBAR)
US spouse Must report qualifying joint accounts
Non-US spouse Generally exempt unless considered a US person
Married filing jointly Does not automatically allow joint FBAR filing
Joint account value Report the full maximum account value
Joint owner information Name, address, and number of joint owners
Filing deadline April 15, automatically extended to October 15
Filing method FinCEN BSA E-Filing System

What is an FBAR?

The FBAR is a separate financial reporting requirement. You file it with the Financial Crimes Enforcement Network (FinCEN) using FinCEN Form 114. It is not filed with your federal income tax return.

You must file an FBAR if:

  • You are a US citizen, green card holder, or US resident for FBAR purposes.
  • The combined value of your reportable foreign financial accounts is more than $10,000 at any point during the calendar year.

Reportable accounts include foreign checking, savings, and investment accounts, along with retirement accounts such as Australian super.

The $10,000 threshold applies to the total of all your foreign accounts, even if no single account goes over that amount. Many Americans abroad meet the FBAR reporting requirements through a few modest accounts without realizing it.

What Counts as a Joint Foreign Account?

A joint foreign account is a financial account legally owned by more than one person.

If both your name and your spouse’s name appear as account owners, the account generally qualifies as a joint account for FBAR purposes.

Even if your non-US spouse is the primary account holder and you rarely use the account, your ownership interest can still trigger FBAR reporting.

However, joint ownership and signature authority are not the same. Having permission to manage or withdraw funds does not necessarily make you a joint owner, although it may create a separate FBAR reporting obligation.

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FBAR Requirements for Joint Accounts With a Non-US Spouse

If you’re a US person and jointly own a foreign financial account with your non-US spouse, you generally must include that account on your FBAR when your combined reportable foreign account balances exceed $10,000.

It does not matter whether your spouse is a US person. What matters is your financial interest in the account and whether you meet the FBAR filing threshold.

You must report the entire maximum value of the joint account, not just your share.

Example: Joint Account With a Non-US Spouse

Suppose you’re a US citizen living in Germany with your German spouse. You have:

Foreign account Maximum value
Joint savings account $18,000
Your personal checking account $4,000
Combined value $22,000

Because your combined foreign account balances exceed $10,000, you must file an FBAR.

You would report the full $18,000 value of the joint savings account, even if your spouse contributed most of the money. Your non-US spouse generally would not need to file an FBAR unless they independently qualify as a US person.

Common Misunderstanding: “It’s Their Account, Not Mine”

It’s common for US citizens living abroad to assume they don’t need to report an account because it primarily belongs to their non-US spouse.

However, if you’re a legal joint owner, the account generally must be included on your FBAR when the reporting threshold is met, even if you never deposit or withdraw money.

The reporting obligation is based on your financial interest in the account, not who contributes the funds or uses the account most frequently.

This distinction is particularly important for married couples who maintain shared household savings or investment accounts.

FBAR Filing Obligations for a Non-US Spouse

A non-US spouse generally does not need to file an FBAR unless they are considered a US person.

This includes individuals who are US citizens, green card holders, or US residents under applicable FBAR rules.

If your spouse does not meet these criteria, they typically have no independent FBAR filing obligation, even when jointly owning an account with you.

However, their information may still be required when you report the joint account.

Joint FBAR Filing Rules for Married Couples

Married couples generally have separate FBAR filing obligations when both spouses are US persons. Filing a joint US income tax return does not automatically allow spouses to file one FBAR.

However, one spouse may report jointly owned accounts on behalf of both spouses if:

  1. All reportable foreign accounts of the non-filing spouse are jointly owned with the filing spouse.
  2. The filing spouse reports those accounts on a timely filed FBAR.
  3. Both spouses complete and retain FinCEN Form 114a authorizing the filing.

If these conditions are not met, each spouse with an FBAR obligation generally must file separately.

For couples where only one spouse is a US person, this exception is usually unnecessary because the non-US spouse ordinarily has no filing obligation.

How to Report Joint Owner Information on an FBAR

Jointly owned foreign accounts are generally reported in Part III of FinCEN Form 114.

You’ll need to provide the following information:

  1. Maximum account value: Report the full maximum value during the year, converted into US dollars.
  2. Number of joint owners: Enter the number of joint owners other than yourself.
  3. Principal joint owner information: Provide your spouse’s full name, address, and other identifying details required by the form.
  4. Financial institution details: Include the bank’s name, address, account number, and account type.

For example, if you and your spouse jointly own an account with a maximum value of $25,000, you report the full $25,000 rather than half.

Signature Authority Over a Non-US Spouse’s Account

Even if you don’t jointly own your spouse’s foreign bank account, you may still have an FBAR reporting obligation if you have signature or other authority over it.

Signature authority generally means you can control the disposition of funds by communicating directly with the financial institution.

For example, if your spouse authorizes you to withdraw money from their personal foreign account, you may have a reporting obligation even without ownership.

However, simply being married to the account holder does not automatically create signature authority.

Privacy Concerns When Reporting Joint Accounts

Some non-US spouses may feel uncomfortable having their personal financial information disclosed to US authorities.

However, FBAR reporting is based on the US person’s financial interest or authority over foreign accounts.

Importantly:

  • Reporting a joint account does not automatically make your non-US spouse subject to US income tax.
  • The FBAR is filed with FinCEN, separately from your federal income tax return.
  • The information is subject to applicable confidentiality and government disclosure rules.

If your spouse has concerns, a tax professional can help explain the reporting requirements and what information must be disclosed.

Penalties for Failing to Report Joint Accounts

Leaving a joint foreign account off your FBAR can lead to significant penalties. How much you owe depends on whether the violation was non-willful or willful.

  • Non-willful violations: up to $16,536 per FBAR. This penalty applies per annual report, not per account. The IRS can waive it if you show reasonable cause.
  • Willful violations: up to the greater of $165,353 or 50 percent of the account balance at the time of the violation. Willful violations can also lead to criminal charges.

These amounts are adjusted for inflation each year.

If you missed past FBARs without meaning to, you can catch up through the Streamlined Filing Compliance Procedures without facing these penalties. Americans living abroad who qualify generally pay no FBAR penalty under the program.