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Mutual Funds, Investing, Listed Investments

Why Should Americans Investing Abroad Avoid PFICs?

Published: October 2, 2026
Last updated: October 9, 2026
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Can Americans invest internationally without falling into the PFIC trap?

Americans seeking international diversification should know four letters before investing abroad: PFIC.

A Passive Foreign Investment Company can turn an otherwise ordinary foreign investment into a disproportionately complicated US tax and reporting problem. Many non-US-domiciled mutual funds and ETFs can fall within the PFIC rules, potentially exposing American investors to unfavorable taxation, additional reporting, and significant professional accounting costs.

From our perspective as a Swiss-based wealth manager serving American clients in the United States and abroad, the practical approach is straightforward: PFIC exposure should generally be avoided whenever possible.

That does not mean Americans should avoid investing internationally. Quite the opposite. They can hold assets with Swiss custodian banks, diversify internationally and jurisdictionally, maintain exposure to multiple currencies, and access global markets.

The important distinction is between investing internationally and investing through foreign structures that may be inefficient for a US taxpayer.

Why can PFICs be so problematic for American investors?

The PFIC rules were designed to prevent US taxpayers from obtaining tax advantages through certain foreign corporations generating predominantly passive income or holding predominantly passive assets.

Aerial view of a Swiss lakeside old town with red-tiled roofs, a round medieval tower and a wide lake stretching towards the hills

Unfortunately, the definition can capture investments that appear completely conventional outside the United States.

A Swiss, Luxembourg, Irish, British, or other non-US-domiciled mutual fund or ETF may be an ordinary investment for a European investor but potentially a PFIC for an American taxpayer.

Depending on the applicable PFIC regime and elections, gains and distributions can receive significantly less favorable US tax treatment than comparable US-domiciled investments. There can also be interest charges associated with certain distributions and gains.

Then comes the reporting.

Where a filing obligation exists, Form 8621 may generally be required for each separate PFIC investment. Multiple funds can therefore create multiple forms and considerably more tax-preparation work.

For us, that is a compelling reason to avoid creating the problem in the first place.

Where can PFICs hide in an international portfolio?

The most obvious place is a foreign investment account containing locally domiciled mutual funds or ETFs.

But that is not the only place investors should look.

Potential PFIC exposure can arise through certain foreign holding companies and other investment structures. Foreign pensions, trusts, and insurance-based arrangements may also require careful analysis of both the structure itself and, in some circumstances, its underlying investments.

Special rules, treaty provisions, and exceptions can apply, so the analysis is not identical in every case.

The broader lesson, however, remains important: an American should never assume that an investment is US-tax-efficient simply because it is appropriate for investors in the country where it is offered.

This is particularly relevant to Americans who move abroad and are offered the same local investment products as their European, Asian, or other non-US neighbors.

What works for them may not work for an American.

Why doesn’t Swiss wealth management require Americans to own Swiss funds?

This is one of the most important distinctions for Americans considering Swiss-based wealth management.

Holding a portfolio in Switzerland does not mean the underlying investments have to be Swiss-domiciled funds.

An American client can maintain assets with a Swiss custodian bank while an independent Swiss wealth manager constructs the portfolio with the client’s US tax status firmly in mind.

That can include global investment exposure through appropriately selected securities and investment vehicles while deliberately seeking to avoid unnecessary PFIC exposure.

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The result can combine Swiss custody, international investment diversification, multiple currencies, and jurisdictional diversification without automatically filling the portfolio with foreign-domiciled funds.

This is also why open architecture matters. We are not required to construct an American client’s portfolio around a Swiss bank’s proprietary fund range. We can select investments according to the client’s objectives while considering the particular requirements that come with being a US taxpayer.

Why is avoiding PFICs usually better than trying to fix them later?

PFIC planning should ideally happen before the investment is purchased.

Once a PFIC has been held for several years, the tax history can become increasingly important. Different rules can apply depending on distributions, gains, holding periods, elections, and previous reporting.

Qualified Electing Fund (QEF) and mark-to-market elections can improve the treatment of certain PFIC investments in appropriate circumstances, but they are not universal solutions. A QEF election, for example, generally requires information from the foreign company that allows the US shareholder to calculate the required inclusions.

For an investor who already owns potential PFICs, the first step should be identification and professional US tax review, not an automatic sale that could itself trigger tax consequences.

For a new portfolio, however, the principle is much simpler:

If suitable investments can provide the desired exposure without creating PFIC complications, why introduce the problem in the first place?

Resource: https://www.wsj.com/articles/BL-272B-410

About the Author

This article reflects the perspective of Alpen, a Swiss-based financial advisor and global wealth planner advising internationally active individuals and families on second residency planning, jurisdictional diversification, and cross-border structuring considerations in addition to traditional wealth management services.
Alpen Partners and Alpen Partners International are licensed by FINMA, the Swiss Financial Market Supervisory Authority, as a portfolio manager.
Alpen Partners is licensed throughout Canada as a portfolio manager.
Alpen Partners International is registered with the SEC in the United States as an investment advisor.

We provide portfolio management, international investment diversification, Swiss custodian banking relationships, multi-currency strategies, liquidity planning, family office services, and broader cross-border wealth planning as well a citizenship and residence planning guidance.

For American clients, Alpen Partners International is registered with the US Securities and Exchange Commission as an Investment Adviser.

We work with selected Swiss custodian banks and construct internationally diversified portfolios with the particular investment and regulatory considerations applying to US clients in mind.

Where appropriate, we coordinate with clients’ US tax, legal, and other professional advisers on matters outside our investment advisory role.

All investments involve certain risks. All investments carry the potential for financial loss, including the loss of the principal amount invested. Past performance should not be viewed as an indicator of future results.

Market conditions and broader economic factors can significantly impact the value of investments. Investments in international markets are subject to additional risks, such as currency exchange fluctuations, political or economic instability, and variations in accounting practices. Alternative investments, including but not limited to hedge funds, private equity, and real estate, may be illiquid, speculative, and are not suitable for all investors.

The above information should be considered before making any investment decisions.

Alpen is not a tax specialist or advisor. The information provided by Alpen is for general informational purposes only and should not be considered as tax advice. The financial strategies and services we offer may have tax implications, and it is important to understand that tax laws and regulations are complex and subject to change.

We strongly recommend consulting with a qualified tax professional or advisor who can provide personalized advice tailored to your specific financial situation and needs. Your tax advisor will be able to assess your individual circumstances, guide you on any tax-related matters, and help you make informed decisions.

Alpen does not assume any responsibility or liability for any tax consequences that may arise from actions taken based on the information provided by our firm.

All posts and publications are for your information only and are not intended as an offer, promotion, or solicitation to buy or sell any financial instrument or perform any other financial transactions. All information and opinions expressed in posts and publications reflect our current views as of the date of the publication and may be liable to change without notice.

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