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Form GuidesForm 3520-A
Investment

Form 3520-A: Annual Information Return of Foreign Trust with a US Owner

Complete guide with line-by-line instructions, deadlines, and expert tips

Download from IRS.gov
Who Must File

Foreign trusts with at least one US owner. The trust itself (or the US owner on behalf of the trust) must file this annual information return.

Filing Deadline

15th day of the 3rd month after the end of the trust's tax year (March 15 for calendar-year trusts)

Penalties

5% of the gross value of the portion of the trust owned by the US person, for each year the form is not filed. Minimum penalty of $10,000.

Overview

Annual Information Return of Foreign Trust with a US Owner (Form 3520-A) is an important IRS form that serves a specific purpose in the US tax system. Foreign trusts with at least one US owner. The trust itself (or the US owner on behalf of the trust) must file this annual information return. This form requires careful attention to detail and accurate reporting of all relevant financial information. Understanding the requirements, deadlines, and potential penalties associated with this form is essential for maintaining tax compliance. For US expats with international investments, this form is essential for proper reporting and compliance. Canadian and other foreign investment vehicles often trigger complex US reporting requirements that can result in severe penalties if overlooked. The form must be filed by the applicable deadline to avoid penalties and interest. Proper record-keeping throughout the year makes the filing process significantly easier. Many taxpayers find it helpful to work with a qualified tax professional to ensure accurate and complete filing, especially when dealing with cross-border tax situations between the US and Canada. At Zenith Financial Advisors, we specialize in helping US expats navigate these complex filing requirements with confidence and accuracy.

When You Need This Form

  • US expat holding Canadian mutual funds or ETFs classified as PFICs
  • American investor with foreign brokerage accounts
  • US person who inherited assets in a foreign trust
  • Expat with capital gains from selling foreign real estate
  • US citizen with foreign pension or retirement account investments

Line-by-Line Instructions

Part I - Identification and Basic Information

1-3Taxpayer Information

Enter your full legal name, Social Security Number, and address exactly as they appear on your Form 1040 or other primary tax return.

4-5Tax Year and Filing Status

Indicate the tax year for which this form is being filed and your filing status. Ensure consistency with your primary return.

6-8Relevant Entity or Account Information

Provide details specific to the Form 3520-A filing requirement, including any entity names, account numbers, or identification details as applicable.

Part II - Income, Amounts, or Transaction Details

9-12Amounts and Calculations

Enter the relevant amounts for your Form 3520-A filing. Convert any foreign currency amounts to US dollars using the appropriate exchange rate.

13-15Supporting Calculations

Complete the supporting calculations as required. Cross-reference amounts with other forms and schedules on your return for consistency.

16-18Adjustments and Modifications

Apply any applicable adjustments, limitations, or modifications as specified in the form instructions. Ensure calculations are accurate.

Part III - Summary and Certification

19-20Total and Carryforward Amounts

Calculate the final totals and note any amounts that may be carried forward to future tax years or carried back to prior years.

21Signature and Date

Sign and date the form. If filing jointly with a spouse, both signatures may be required. Keep a copy for your records.

22Preparer Information

If a paid preparer assisted with this form, their information must be included in the designated section.

Expert Tips

  • Keep organized records throughout the year to simplify the Form 3520-A filing process at tax time
  • Use the IRS-published exchange rates for consistent currency conversions across all your forms
  • Review the official IRS instructions for Form 3520-A each year as requirements may change
  • Consider working with a cross-border tax specialist like Zenith Financial Advisors for complex situations
  • File electronically when possible for faster processing and confirmation of receipt

Common Mistakes to Avoid

  • Filing Form 3520-A late or not at all, which can trigger penalties even if no tax is owed
  • Using incorrect exchange rates when converting foreign currency amounts to US dollars
  • Not cross-referencing amounts with related forms and schedules on your tax return
  • Failing to keep adequate records and supporting documentation for the reported amounts
  • Not considering how Form 3520-A interacts with other international tax forms required for expats

Frequently Asked Questions

Need Help Filing Form 3520-A?

Our Enrolled Agents specialize in expat tax preparation. Get expert help with Annual Information Return of Foreign Trust with a US Owner and all related forms.

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