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Segregated Funds vs. Mutual Funds in Ontario: Which One Avoids Probate?

Segregated funds and mutual funds look similar as investments but are treated very differently at death. Here's how each interacts with Ontario probate.

Wills & Estates6 min readTSLBy the Treadstone Law team · OntarioUpdated 2026-07
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Key takeaways
  • A segregated fund is an insurance-based investment contract, issued by an insurance company rather than a mutual fund company, even though it invests in similar underlying assets like…
  • When a segregated fund contract has a named individual beneficiary (other than the estate itself), the proceeds generally pass directly to that person on the contract holder's death,…
  • A mutual fund is a security, not an insurance contract.

Segregated funds and mutual funds can hold similar underlying investments and look nearly identical on a monthly statement — but at death, they can behave very differently. One is structured as an insurance contract; the other is not. That structural difference is often the reason one passes directly to a named beneficiary while the other becomes part of the estate and gets counted toward Estate Administration Tax.

If you are comparing where to hold your investments, or you are an executor trying to understand why one account transferred quickly while another is stuck in probate, this distinction is worth understanding clearly.

What Makes a Segregated Fund Different

A segregated fund is an insurance-based investment contract, issued by an insurance company rather than a mutual fund company, even though it invests in similar underlying assets like stocks and bonds. Because it is legally structured as an insurance contract, it can carry a named beneficiary — the same way a life insurance policy can.

How the Beneficiary Designation Changes What Happens at Death

When a segregated fund contract has a named individual beneficiary (other than the estate itself), the proceeds generally pass directly to that person on the contract holder's death, outside the estate entirely. That means the value:

Why an Ordinary Mutual Fund Usually Doesn't Work the Same Way

A mutual fund is a security, not an insurance contract. Held in an ordinary non-registered brokerage account, it does not carry a beneficiary designation the way an insurance product or a registered plan does. When the account holder dies, that mutual fund account generally becomes part of the estate and requires the executor to have authority — usually through probate — before the investment firm will transfer or liquidate it.

There is an important exception: a mutual fund held inside a registered plan, like an RRSP, RRIF, or TFSA, can still carry its own named beneficiary because the registered plan itself is the vehicle that allows that designation — it is the registration, not the fund type, doing the work in that case.

What Actually Determines the Outcome

Segregated fund with named beneficiaryOrdinary non-registered mutual fund
Issued byAn insurance companyA mutual fund company or investment dealer
Can carry a named beneficiaryYes, as an insurance contract featureNo, unless held inside a registered plan
Generally passes through probateNoYes
Generally counted for Estate Administration TaxNoYes

What This Distinction Does Not Change

Choosing a segregated fund over a mutual fund does not change how the investment is taxed during your lifetime, and it does not automatically make it a better or worse investment on its own financial merits — segregated funds also typically carry different fees and guarantee features that are worth understanding separately from the probate question. This is purely about how the asset transfers at death, not a statement about which product performs better.

It is also worth remembering that naming a beneficiary on any asset — segregated fund, insurance policy, or registered plan — should be kept up to date. An outdated beneficiary designation (naming a former spouse, for instance) can create exactly the kind of family complication a will is meant to avoid.

When This Difference Matters Most

This distinction tends to matter most for people who:

Frequently asked questions

Can I name a beneficiary on any investment account to avoid probate?

No — only certain products can legally carry a beneficiary designation, generally insurance contracts (including segregated funds) and registered plans like RRSPs, RRIFs, and TFSAs. An ordinary non-registered brokerage or mutual fund account cannot, on its own.

If I name my own estate as the beneficiary of a segregated fund, does it still avoid probate?

No. Naming your own estate as beneficiary defeats the purpose — the proceeds become an estate asset like any other and are counted toward Estate Administration Tax, even though the product is a segregated fund.

Are segregated funds automatically better than mutual funds for estate planning?

Not automatically — they accomplish a different goal (bypassing probate) but come with their own cost and feature trade-offs. Whether one suits your situation depends on your overall estate plan and investment goals together.

Does this affect income tax on the investment, separate from probate?

This article is only about the probate and Estate Administration Tax treatment. Income tax treatment of segregated funds and mutual funds involves separate rules and is worth discussing with a tax professional alongside your estate planning.

This article is general information, not legal advice. Reading it does not create a lawyer-client relationship. Ontario laws, tax rates, and government programs change, and how the law applies depends on your specific facts. For advice about your situation, speak with a licensed Ontario lawyer. Treadstone Law is licensed by the Law Society of Ontario — reach us at 1-844-900-1070 or start a file online.

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