Winding up a corporation without leaving loose ends

Closing a corporation is a sequence, and the order is where it goes wrong. Operations stop, the last bills get paid, the payroll and GST/HST accounts close with final returns, a final T2 covers the short tax year ending the day the corporation is dissolved, and the CRA is asked for a clearance certificate before the remaining cash leaves. Hand the money out ahead of that certificate and the corporation’s unpaid tax generally follows the person who handed it out.

Most owners do the first step and stop. The company stops trading, C$40,000 sits in the bank, and three years later there is a corporation nobody has filed for, an open GST/HST number, and a director who assumed it had lapsed. Nothing lapses.

Dissolution ends a tax year, and it is usually the expensive one

The corporation’s last tax year does not end on its usual year-end. It ends on the day the corporation is dissolved. A December 31 year-end corporation dissolved on September 30 has a nine-month final year, and that is a whole extra T2 — the corporation’s income tax return — due six months after that date, with the balance of tax generally due sooner: two months after the year-end, three for many CCPCs that claimed the small-business deduction. Annual amounts computed for a full year are generally prorated across a short period rather than granted in full, the same way any short year works. The dates are here.

That final return is often the largest the corporation ever files, and not because it earned anything. Winding up generally triggers a disposition of whatever the corporation still owns, at fair market value, whether or not a buyer exists. Accrued gains on a securities account, recapture on the truck you keep personally — all of it lands in one short year with no revenue to absorb it.

Two other things end there. Non-capital losses and unused credits carried forward do not survive the corporation, so the final return is the last one that can use them. And a refundable pool of tax prepaid on investment income comes back only when taxable dividends are paid — dissolve without paying them and the refund stays where it is.

The program accounts do not close themselves

An open program account generally carries a filing expectation whether or not anything happened inside it. Closing the corporation and closing its CRA accounts are two jobs, and only one is on the lawyer’s list.

Payroll goes first, because it has people attached. The last pay run needs its source deductions remitted on your ordinary schedule, and then T4s — the slips reporting employment income — for the final calendar year. A business that stops operating generally files those sooner than the ordinary last day of February: the window runs from the day the business ends, not from the end of the year. Departing employees also need records of employment. Once the final remittance clears, the payroll account is closed on request.

GST/HST is the one that bites without warning. Cancelling the registration ends the reporting period on the cancellation date, so the final return covers a stub period on its own short timeline rather than the cycle you have been filing on. Then the part nobody budgets for: a registrant that deregisters is generally treated as having sold its remaining inventory and capital property at fair market value, and has to account for tax on it. The trailer that goes home with you, the laptop, the tools in the garage — no invoice, no cash collected, and tax to report on the last return.

The clearance certificate stands between you and the corporation’s tax bill

Before the corporation’s remaining property goes to anyone, the legal representative winding it up asks the CRA to confirm that every amount it owes has been paid or secured. That confirmation is the clearance certificate. Distribute first and the representative — in a small corporation, generally the director doing the closing — can be held personally liable for the unpaid amounts, up to the value of what was handed out. This is the loose end that reaches your own bank account, and why the last C$50,000 should be the slowest money in the file.

What the capital dividend account is worth on the way out

The deemed disposition in the final year is frequently the largest capital gain the corporation ever books. Half of it is taxable in 2026; the other half lands in the capital dividend account, and whatever sits there can be paid to Canadian-resident shareholders without tax.

The catch is that the account is an attribute of the corporation, so it exists exactly as long as the corporation does. The election has to be filed and the dividend has to move before dissolution. Afterwards there is no corporation to elect and no directors to resolve.

The rest of the distribution has its own shape. Amounts paid above the paid-up capital of your shares — broadly, what was originally put in for them — are generally a deemed dividend, with the balance treated as proceeds measured against your adjusted cost base. One item runs the other way: a balance you owe the corporation on the shareholder-loan account does not disappear on dissolution, and is generally part of what you received.

A worked example: a consulting corporation closed in 2026

Illustrative, round numbers, December 31 year-end.

Dana’s last engagement ends June 30, 2026, and she is going back to employment. July is payroll: the final run, source deductions remitted, a record of employment for her one employee, T4s filed on the cease-of-business timing rather than in February, and the payroll account closed. August is collections — receivables in, last invoices out, corporate card cancelled. The corporation is left with C$260,000 in cash and a portfolio carrying a C$60,000 accrued gain.

On September 30 she sells the portfolio and cancels the GST/HST registration. Half the C$60,000 gain is taxable in the final year; the other C$30,000 goes to the capital dividend account. The final GST/HST return covers the stub period and accounts for tax on the laptop she keeps. In October the directors resolve on a C$30,000 capital dividend, the election is filed before it becomes payable, and the cash moves. After dissolution it could not be done at all.

Then the awkward part. The final tax year cannot end until the corporation is dissolved, so the final T2 — due six months after a September 30 dissolution, March 31, 2027 — cannot be filed before that date, while the certificate is meant to arrive before the money is distributed. The common resolution is to distribute most of the C$260,000 before dissolution and hold a reserve back against the final assessment, releasing it when the certificate comes. That is practice rather than rule; the ordering on any particular file belongs to your lawyer and the CRA’s process.

Dormant is a decision with a running cost

Leaving the corporation alive and empty is a real option, often the right one — a lease with two years left, a licence worth keeping. It is not free, or quiet.

A resident corporation generally files a T2 for every tax year, including years with no income at all. The annual return your incorporating jurisdiction wants is a separate corporate-law filing that keeps the company in good standing, unrelated to the T2, and stopping one does not stop the other. Miss the jurisdiction’s filings long enough and the corporation is struck rather than dissolved. Struck is not closed: the CRA accounts stay open, property still inside can be stranded, and getting out is a revival — a legal step with a legal bill.

Dissolving costs a defined amount once. Limbo costs less every year, indefinitely, and the bill for the unfiled years arrives at once when someone finally looks. Records outlast both. They are kept for a set period after the corporation is wound up, which is why the minute book does not go in the recycling the week the company closes.

What Cadence does

We build the closing calendar backwards from the dissolution date rather than forwards from the day you stopped working, because the payroll deadline and the GST/HST deregistration land before it and the clearance certificate lands well after. That means the final T2 with its short-year proration and its deemed disposition priced before the date is set, the capital dividend account computed while there is still a corporation to elect from, and the shareholder-loan balance cleared rather than discovered. The annual returns are the Compliance package at C$3,000; the final GST/HST and payroll closures are GST/HST and payroll work, an add-on there and included in the year-round packages, where the sequencing also sits. The dissolution filing and the corporate-law questions go to your lawyer, and we work to their date. For consultants and agency owners closing one corporation before starting somewhere else, this is corporate tax work with an end date.