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Electing Capital Gains Treatment for Canadian Securities: How the CRA Election Works

How the one-time Income Tax Act election works for treating Canadian securities transactions as capital gains, who qualifies, and its permanent effect.

Tax5 min readTSLBy the Treadstone Law team · OntarioUpdated 2026-07
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Key takeaways
  • Ordinarily, whether a gain or loss on a security is capital or business income depends on the facts of each transaction, assessed against factors like frequency of trading, holding…
  • The election is available to individual taxpayers and to corporations other than certain excluded categories.
  • The election only applies to a defined category of Canadian securities — broadly, shares of corporations resident in Canada, and certain bonds, debentures, and similar debt obligations…

Whether your stock market profits are taxed as a capital gain or as fully taxable business income usually depends on the overall pattern of your trading activity, weighed by the Canada Revenue Agency against a list of factors. For a narrow group of taxpayers, the Income Tax Act offers a different route: a one-time election that locks in capital gains treatment for transactions in Canadian securities, removing the guesswork — permanently.

This article explains what the election does, who can use it, what it doesn't cover, and why it is not a decision to make lightly.

What the Election Actually Does

Ordinarily, whether a gain or loss on a security is capital or business income depends on the facts of each transaction, assessed against factors like frequency of trading, holding periods, financing, and intention. The election changes that. Once made, it deems every disposition of a Canadian security in the year you make the election, and in every year afterward, to be a capital transaction rather than business income — for that taxpayer, going forward, with no need to argue the classification transaction by transaction.

The trade-off runs in both directions. If you make the election, gains you would otherwise have hoped to characterize as fully deductible business losses are locked into capital treatment too — meaning a bad year's losses can only offset capital gains, not your other income.

Who Can (and Cannot) Make the Election

The election is available to individual taxpayers and to corporations other than certain excluded categories. It is generally not available to:

If your overall trading activity already looks like carrying on a securities business under the general classification factors, this election will not convert that activity into investment income — it is meant for genuine investors who want certainty, not a workaround for active traders.

What Counts as a "Canadian Security"

The election only applies to a defined category of Canadian securities — broadly, shares of corporations resident in Canada, and certain bonds, debentures, and similar debt obligations of Canadian issuers, along with units of Canadian mutual fund trusts. It does not extend to every kind of investment you might hold, and it specifically does not apply to short sales or to certain other transactions that fall outside the ordinary buy-and-hold pattern the election is designed for.

Why the Election Is a One-Way Door

This is the point most people underestimate. The election is a single, one-time choice — once made, it cannot be revoked, and it applies to every year going forward, not just the year in which you make it. You cannot elect in one profitable year and unwind the election in a later loss year to claim fuller loss deductions instead.

Because of that permanence, the decision deserves real thought about your likely future trading pattern, not just your current year's results:

Election vs. No Election: A Quick Comparison

With the electionWithout the election
Gains on Canadian securitiesCapital gains treatment, locked inDepends on facts each year
Losses on Canadian securitiesCan only offset capital gainsMay be fully deductible if classified as business losses
CertaintyHigh — no annual classification disputeLower — CRA can revisit the classification question
RevocabilityNone — permanent once madeNot applicable
AvailabilityNot available to traders, dealers, or non-residentsApplies by default based on facts

Frequently asked questions

Does making this election also settle whether my options trading or short sales are capital or income?

No. The election is specific to Canadian securities as narrowly defined, and it does not extend to short sales. Options and short-sale transactions are generally assessed under their own rules regardless of whether you have made this election.

If I already had a good year of capital gains without the election, do I need it?

Not necessarily. If your trading pattern already reads as investment activity under the general classification factors, the election may add little beyond certainty. It becomes more relevant where your activity sits closer to the line between investing and trading.

Can my accountant make this election for me automatically?

No — it is a deliberate, filed election, not a default outcome, and given its permanent effect it deserves a specific conversation with your accountant or a tax lawyer before you make it, not an automatic box checked on your return.

What happens if I make the election and my circumstances change later, and I start trading much more actively?

The election still applies to your Canadian securities transactions going forward regardless of how your activity changes, because it cannot be revoked. This is exactly why the decision should account for how your trading might evolve, not just your current pattern.

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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