Commonly, yes. XGRO (iShares Core Growth ETF Portfolio) is a TSX-listed Canadian mutual fund trust. Practitioners commonly treat such trusts as corporations for US tax purposes, and a fund holding securities then meets a §1297 passive-income or passive-asset test. That classification is the point to confirm; domicile alone is not the legal test.

Do I have to file Form 8621 for XGRO?

If XGRO is confirmed as a PFIC, a US person generally analyzes Form 8621 separately for that holding. Whether a form is required, and which regime applies, depends on the reporting triggers, exceptions, activity, election history and taxpayer facts.

XGRO is a Canadian mutual fund trust, not a corporation. How can it be a PFIC?

Because the US classifies the entity by its own rules, not by its Canadian label. A Canadian mutual fund trust is commonly treated as a corporation for US tax purposes, and once it is, a fund holding securities meets the §1297 passive-income or passive-asset test like any other foreign pooled fund. That classification is a position to confirm for XGRO, not a fact printed on its statements — which is why this page says "commonly" and not "always".

Does it matter whether I hold XGRO in a TFSA, an RRSP or a regular account?

Yes — more than anything else on this page. In an RRSP or RRIF the treaty deferral, automatic since Rev. Proc. 2014-55, means XGRO produces no annual PFIC consequences while it stays inside. In a TFSA, an FHSA, an RESP or a non-registered account there is no deferral: the Canadian tax exemption does not reach the IRS, and XGRO is analysed on its own each year, generally with its own Form 8621.

What does the default §1291 treatment actually cost on XGRO?

Under §1291 (no election), gains and excess distributions from XGRO can be allocated across the holding period and carry an interest charge. A valid, timely QEF or mark-to-market election can change future treatment, but availability, election timing and any transition or purging rules must be established first. Use the §1291 estimator to model supported inputs.

XGRO holds bonds, not shares. Do the PFIC rules really apply?

They do. PFIC status under §1297 turns on the vehicle being a foreign corporation earning passive income — and interest is passive income, so a Canada-domiciled bond or short-duration fund lands squarely inside the definition. If anything the fit is tighter than for an equity fund. What changes is the character of what you receive: interest rather than dividends, with no preferential rate available through the PFIC regime either way.

XGRO · Canada domicile

Is XGRO a PFIC? Commonly yes — confirm the trust's classification.

XGRO (iShares Core Growth ETF Portfolio) is a Canadian mutual fund trust listed on the TSX. Practitioners commonly treat such trusts as corporations for US purposes, and a fund holding an 80/20 equity-and-bond ETF portfolio of iShares funds then meets a §1297 test; confirm that classification and the account it sits in — TFSA, RRSP or non-registered — before filing Form 8621.

The elections available to you — QEF, mark-to-market, or the §1291 default — turn on details worth checking before you file.

Check XGRO in the free checker Calculate a §1291 allocation

No card · free draft · a CPA typically charges $1,200–$3,000+ for Form 8621 work; Atamatax is a flat $499.

What PFIC treatment can mean for your XGRO holding

Check the Form 8621 triggers

If XGRO is confirmed as a PFIC, you may need a separate Form 8621. For supported inputs, Atamatax generates the official PDF with computed fields filled; review its notes and complete any remaining fields before filing outside Atamatax.

You pick the election

QEF, mark-to-market (§1296), or the default §1291 — surfaced per holding for you to confirm, never auto-decided.

§1291 can be punitive

When the default regime applies, gains can be allocated across the holding period and carry an interest charge. A valid, timely election can change future treatment, but availability and transition rules matter.

XGRO holds bonds — which fits the PFIC definition tightly

XGRO tracks an 80/20 equity-and-bond ETF portfolio of iShares funds. The PFIC test in §1297 asks whether a foreign corporation's income is passive, and interest is the textbook example of passive income. A Canada-domiciled bond fund does not sit at the edge of the definition; it sits in the middle of it.

What changes relative to an equity fund is character, not treatment. You are receiving interest rather than dividends, and the PFIC regime offers no preferential rate for either — so the election decision is made on timing and cash flow rather than on rate.

XGRO is a Canadian mutual fund trust — what that changes, and what it does not

XGRO is organised as a Canadian mutual fund trust, listed on the TSX, and it reports to you on Canadian slips — a T3 for its distributions, a T5008 when you sell — none of which the IRS reads. The PFIC test in §1297 asks about a foreign corporation's passive income and assets; a trust is analysed that way only once it is classified as a corporation for US tax, and that classification is the position practitioners commonly take for a Canadian ETF. Confirm it for XGRO before choosing an election, because everything below assumes it.

On that footing XGRO behaves like any other foreign pooled fund under the default §1291 regime: a sale allocates the gain rateably across your holding period, each earlier year's slice is taxed at that year's highest ordinary rate, and interest runs on the deferred tax. Its distributions — the T3 breaks them into Canadian dividends, foreign income, capital gains and return of capital — are tested as one figure against 125% of the prior three-year average, and Canada's own characterisation of each slice does not carry over.

The account decides the rest. Inside an RRSP or RRIF the treaty deferral, automatic since Rev. Proc. 2014-55, means XGRO generates no annual PFIC consequences while the deferral holds. Inside a TFSA, an FHSA, an RESP or a plain account there is no deferral, the Canadian tax exemption is invisible to the IRS, and XGRO is analysed each year on its own. The same ticker is a non-event in one account and a Form 8621 in the next.

The QEF route for XGRO depends on BlackRock/iShares issuing a PFIC Annual Information Statement covering the year — the ordinary-income-and-capital-gain breakdown §1295 requires. Ask for it in writing before you file rather than after: a QEF election made without the statement to support it is not one you want to be defending later.

XGRO at a glance

Domicile: Canada (CA)
Structure: Canadian mutual fund trust (TSX-listed ETF)
Share class: Not stated in the fund's name
Asset class: Fixed income
Issuer: iShares
Tracks: an 80/20 equity-and-bond ETF portfolio of iShares funds
US filing: Form 8621 may apply, subject to triggers and exceptions
Classification source: Atamatax fund registry (issuer-published vehicle facts), screened against the IRC §1297 tests. The trust's classification as a corporation for US purposes is not resolved here.
PFIC reasoning: Canadian mutual fund trust, TSX-listed: a non-US pooled vehicle commonly treated as a corporation for §1297 purposes, on which the passive-income and passive-asset tests are then run.
QEF information: Not held by Atamatax. A §1295 QEF election needs the issuer's PFIC Annual Information Statement for the year concerned; request it from the issuer.
Mark-to-market: Not determined here. §1296 requires the specific listing to be marketable stock regularly traded on a qualified exchange; confirm for the line you actually hold.
Registry entry updated: 2026-09-04

Frequently asked

Is XGRO a PFIC?: Commonly, yes. XGRO (iShares Core Growth ETF Portfolio) is a TSX-listed Canadian mutual fund trust. Practitioners commonly treat such trusts as corporations for US tax purposes, and a fund holding securities then meets a §1297 passive-income or passive-asset test. That classification is the point to confirm; domicile alone is not the legal test.
Do I have to file Form 8621 for XGRO?: If XGRO is confirmed as a PFIC, a US person generally analyzes Form 8621 separately for that holding. Whether a form is required, and which regime applies, depends on the reporting triggers, exceptions, activity, election history and taxpayer facts.
Why can XGRO raise a PFIC issue when it tracks ordinary investments?: The §1297 tests apply to the fund vehicle rather than to its underlying portfolio. Once a Canadian mutual fund trust is treated as a corporation for US purposes, a fund holding an 80/20 equity-and-bond ETF portfolio of iShares funds can meet the passive-income or passive-asset test even when the underlying companies are American — and holding it inside a TFSA does not change that.
XGRO is a Canadian mutual fund trust, not a corporation. How can it be a PFIC?: Because the US classifies the entity by its own rules, not by its Canadian label. A Canadian mutual fund trust is commonly treated as a corporation for US tax purposes, and once it is, a fund holding securities meets the §1297 passive-income or passive-asset test like any other foreign pooled fund. That classification is a position to confirm for XGRO, not a fact printed on its statements — which is why this page says "commonly" and not "always".
Does it matter whether I hold XGRO in a TFSA, an RRSP or a regular account?: Yes — more than anything else on this page. In an RRSP or RRIF the treaty deferral, automatic since Rev. Proc. 2014-55, means XGRO produces no annual PFIC consequences while it stays inside. In a TFSA, an FHSA, an RESP or a non-registered account there is no deferral: the Canadian tax exemption does not reach the IRS, and XGRO is analysed on its own each year, generally with its own Form 8621.
What does the default §1291 treatment actually cost on XGRO?: Under §1291 (no election), gains and excess distributions from XGRO can be allocated across the holding period and carry an interest charge. A valid, timely QEF or mark-to-market election can change future treatment, but availability, election timing and any transition or purging rules must be established first. Use the §1291 estimator to model supported inputs.
XGRO holds bonds, not shares. Do the PFIC rules really apply?: They do. PFIC status under §1297 turns on the vehicle being a foreign corporation earning passive income — and interest is passive income, so a Canada-domiciled bond or short-duration fund lands squarely inside the definition. If anything the fit is tighter than for an equity fund. What changes is the character of what you receive: interest rather than dividends, with no preferential rate available through the PFIC regime either way.

This is a screening assessment based on published vehicle facts and the statutory tests—not a classification based on domicile alone, and not individualized tax, legal, or investment advice — see our methodology (IRC §1297 et seq.). Confirm your specific situation with a licensed professional.

Authorities cited

IRC §1297 — IRC §1297 — Definition of a passive foreign investment company
IRC §1291 — IRC §1291 — Interest on tax deferral (excess-distribution regime)
IRC §1296 — IRC §1296 — Mark-to-market election for marketable PFIC stock
IRC §1295 — IRC §1295 — Qualified Electing Fund (QEF) election
IRS Form 8621 — About Form 8621 — Information Return by a Shareholder of a PFIC or QEF
US–Canada Income Tax Treaty — Convention between the United States and Canada (signed 1980), as amended by its five Protocols
Rev. Proc. 2014-55 — Rev. Proc. 2014-55 — automatic tax deferral for Canadian RRSPs and RRIFs; eliminates the Form 8891 election

Primary sources (Cornell Legal Information Institute for the US Code and CFR; IRS.gov for forms, procedures, and treaty documents). This page is general information, not individualized tax or legal advice.

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