What is a PFIC and why does it matter?

A Passive Foreign Investment Company (PFIC) is a foreign corporation that meets either of two tests: 75% or more of its gross income is passive income (interest, dividends, rents, royalties, capital gains), or 50% or more of its assets produce or are held to produce passive income. The PFIC rules are designed to prevent US persons from deferring tax by investing through foreign entities.

PFICs matter enormously for US expats because most foreign mutual funds, ETFs, and investment funds are classified as PFICs. If you live abroad and invest through your local bank or investment platform, there is a high probability that your investments are PFICs. This includes popular funds in countries like Canada, the UK, Australia, and throughout Europe.

The default PFIC tax regime is extremely punitive. Under the 'excess distribution' method, gains and certain distributions are allocated across the entire holding period, and each year's allocation is taxed at the highest marginal tax rate for that year plus an interest charge. This can result in effective tax rates of 40-50% or more on your investment gains.

There are two elections that can mitigate the PFIC tax: the Qualified Electing Fund (QEF) election, which requires annual income inclusion based on the fund's actual earnings (requires the fund to provide a PFIC Annual Information Statement, which most foreign funds do not provide); and the Mark-to-Market election, which requires annual recognition of gain or loss based on year-end fair market value, taxed as ordinary income rather than capital gains.

Each PFIC must be reported on Form 8621, which is complex and time-consuming to prepare. The penalty for failing to file Form 8621 is that the statute of limitations on your entire tax return remains open indefinitely.

The practical advice for US expats is: avoid holding foreign mutual funds and ETFs whenever possible. Instead, invest through US-based brokerages using US-domiciled funds. If you already hold PFICs, consult with a specialist to determine the best election and compliance strategy.