Do non-residents of Canada need to file a Canadian tax return?

The default: withholding is often the final word

For many kinds of Canadian-source income paid to a non-resident, the Income Tax Act does not expect a return at all. Under Part XIII, the payer withholds a flat rate, commonly 25% but often reduced by a tax treaty, on Canadian dividends, interest, most royalties, and pension-type payments including RRSP and RRIF withdrawals, and remits it directly to the CRA. Once that withholding has happened, it is generally the final Canadian tax on that income. There is nothing more to report, no return to file, and no further Canadian tax exposure on that specific payment.

This is the situation most non-residents with a purely passive connection to Canada, such as an investment account left behind or a pension entitlement, find themselves in: withholding happens automatically, and that is the end of it.

When a return becomes mandatory

The picture changes once your Canadian-source income is not the kind Part XIII withholding was built for. A return is required in these situations:

• Carrying on business in Canada, whether or not you have a permanent establishment here, since business income is not subject to Part XIII withholding at all and must be reported and taxed through a return, subject to any treaty protection that may apply
• Employment income earned in Canada, which is generally subject to payroll withholding under Regulation 102 and typically still requires a return to reconcile the tax withheld against the tax actually owed
• Disposing of taxable Canadian property, such as Canadian real estate or shares of certain private Canadian corporations, which triggers the section 116 notification and certificate process and generally a return to report the disposition and reconcile any withholding against the actual gain

Each of these involves Canadian-source income that is not automatically finalized by a flat withholding rate, which is exactly why the CRA needs an actual return to determine what is owed.

Elective returns that can lower your tax

Two elections let a non-resident choose to file a return even though the default withholding would otherwise be final, because doing so produces a better result. A section 216 return lets a non-resident landlord be taxed on net Canadian rental income at graduated rates instead of 25% of the gross rent, which we cover on its own along with the mechanics of the underlying 25% withholding on rent. A section 217 election works similarly for certain pension-type income, including OAS, CPP, and RRSP or RRIF payments, letting you be taxed at graduated Canadian rates instead of the flat withholding rate when that produces a lower bill, which tends to happen when the non-resident has little other income for the year.

Neither election is required. They exist purely to give a non-resident the option of a better outcome than the default withholding, and it is worth running the numbers each year rather than assuming the answer is always the same.

What the deadline looks like when a return is required

A non-resident's Canadian filing deadline generally follows the same pattern as a resident's: April 30 of the following year for most individuals, or June 15 for someone with self-employment or business income, though any balance owing is still due by April 30 regardless of which filing deadline applies. The section 116 process around a property disposition runs on its own separate timeline tied to the closing date, which is distinct from the annual filing deadline for the return itself, so a non-resident selling property mid-year is often dealing with two different clocks at once: the notification and certificate process around closing, and the regular return due the following spring.

Missing a required return carries the same late-filing penalties a resident would face, calculated on any balance owing, plus interest, so treating a filing requirement as optional simply because you no longer live in Canada is a costly assumption to get wrong.

Filing does not restart full Canadian residency

Filing a Canadian return as a non-resident, whether mandatory or elective, does not change your residency status or reopen worldwide income reporting. These returns are scoped specifically to the Canadian-source income that triggered the filing requirement or the election, not a return to full Canadian tax residency. This distinction matters for anyone who left Canada and worries that filing a return for a Canadian rental property, for example, could somehow be read as evidence they never really left; it is a separate, narrower filing obligation tied to the property itself, quite apart from the broader question of how you became a non-resident in the first place.

The return itself is also narrower in scope than a resident's. A non-resident return generally reports only the Canadian-source income tied to the filing requirement, not income earned in your new country of residence, and it typically does not include the personal tax credits a resident return would carry, since most of those are reserved for people resident in Canada for at least part of the year. This is worth knowing before you sit down to prepare one yourself, since the form and the credits available look meaningfully different from what you may remember filing before you left.

Keeping the CRA's records current

None of these filing obligations get easier if the CRA still has your old Canadian address or bank details on file. Updating your mailing address, and where relevant your direct deposit information, as soon as your Canadian-source income situation is settled avoids notices going astray and slip mismatches that can delay a refund or trigger an unnecessary review. This is a small administrative step that is easy to overlook once you are settled somewhere new, but it saves real time when a filing deadline or a section 116 certificate is on the clock.

How we handle this

We review a non-resident client's full mix of Canadian income each year, sort out what is already finalized by withholding and what requires a return, and run the numbers on the section 216 or 217 elections wherever they are available to confirm whether filing actually helps. This is core to the work we do for clients under our cross-border tax services.

Source: CRA — Non-residents of Canada.