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Missed Your Ontario Annual Return? How to Fix It Before Your Corporation Is Dissolved

Fell behind on your Ontario corporation’s annual return filings? Here is a practical, step-by-step checklist to fix it before administrative dissolution.

Corporate5 min readTSLBy the Treadstone Law team · OntarioUpdated 2026-07
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Key takeaways
  • - [ ] Check your corporation’s profile on the Ontario Business Registry to see the last filing on record.
  • Ontario’s annual return filing fee through the Ontario Business Registry is currently $0 (as of mid-2026 — verify the current fee before relying on it), so cost is rarely the real barrier.
  • - Government registries generally provide some notice before proceeding to administrative dissolution, but the timing isn’t guaranteed and depends heavily on your registered address…

Discovering that your corporation is behind on its annual return filings is unsettling, but in most cases there’s time to fix it before anything drastic happens. Ontario corporations must keep basic information current with the registry under the Corporations Information Act, and falling behind is one of the most common reasons a corporation ends up administratively dissolved — but catching it early and filing what’s outstanding usually resolves the problem.

Here’s a practical path through it.

Step 1: Confirm What’s Actually Missing

Step 2: File the Outstanding Return

Ontario’s annual return filing fee through the Ontario Business Registry is currently $0 (as of mid-2026 — verify the current fee before relying on it), so cost is rarely the real barrier. The barrier is usually just not realizing a return was due, since it isn’t always accompanied by the kind of reminder people expect. Once you know what’s missing:

Step 3: Check Whether You’ve Already Received a Warning

Step 4: If the Corporation Has Already Been Dissolved

Step 5: Prevent It From Happening Again

When to Call a Lawyer

A short call is often enough to confirm whether you’re dealing with a routine catch-up filing or something that needs revival or a more careful review of the corporation’s history first.

Frequently asked questions

Is there a penalty for filing an annual return late?

The Ontario annual return itself doesn’t carry a filing fee, but falling behind risks the more serious consequence of administrative dissolution rather than a late-filing penalty. Treat any known gap as urgent regardless of cost.

How many years can I fall behind before dissolution happens?

There’s no fixed, published number of missed years that automatically triggers dissolution — non-compliance is generally addressed as it’s identified. The safest approach is to fix a known gap immediately rather than estimate how much time you might have left.

Can I file several past years’ annual returns all at once?

Generally, yes — outstanding returns can typically be filed together to bring the corporation’s record current, rather than needing to be filed one at a time in separate sessions.

Do I need a lawyer to file a single overdue annual return?

Not necessarily, for a single straightforward filing. But if you’re unsure how many years are outstanding, whether the corporation may already have been dissolved, or how the filing interacts with other registrations, legal help can prevent a small gap from becoming a bigger problem.

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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