TREADSTONE LAW · ONTARIO · DIGITAL LEGAL SERVICES · EST. MMXXI ·TSL
№ 126 Case Study — Tax

Selling the Clinic: How Two Retiring Owners Kept Their Exemption

Andriy and Vivian built a physiotherapy clinic over three decades. Selling it the wrong way would have taxed the proceeds twice — selling it the right way used two lifetime exemptions instead of one.

Tax6 min readBurlington, OntarioPre-sale planning
All Tax case studies
ClientAndriy and Vivian, retiring physiotherapists selling their Burlington clinic
The issueA share structure that risked losing the small business capital gains exemption
ServicePre-sale corporate reorganization and tax planning
ResolutionClinic sold as qualifying shares, exemption preserved for both spouses

The situation

Andriy and Vivian had run their physiotherapy clinic in Burlington for close to thirty years, first as a small storefront practice and later as a busier clinic with several treatment rooms and a handful of associate physiotherapists working under them. The business operated through a corporation that Andriy had set up early on, with both spouses holding shares. By their mid-sixties they were ready to retire, and they had a buyer lined up: Analyn, a physiotherapist who had worked in the clinic for several years and wanted to take it over and keep it running under her own management.

The sale price had already been agreed between the three of them informally, in the roughly $150,000–$400,000 range once the goodwill of the practice, its equipment and its client base were factored in against the clinic's modest tangible assets. Andriy and Vivian assumed the sale would be simple: Analyn would buy the corporation's shares, they would pay tax on their gain, and that would be that. They came to our firm mainly to have the share purchase agreement drafted. What our review turned up was a structural problem that, left alone, would have meant paying tax twice on money that should only have been taxed once.

What the review found

Canadian tax law gives owners of a qualifying small business corporation a valuable break: when they sell their shares at a gain, each individual shareholder can shelter a substantial portion of that gain from tax using the lifetime capital gains exemption, a personal exemption available once in a shareholder's life against gains on qualifying shares. Because Andriy and Vivian each held shares directly, the exemption was potentially available twice — once against Andriy's gain and once against Vivian's — which mattered a great deal given the size of the sale relative to their retirement savings.

The catch is that the exemption only applies to shares of a corporation that meets specific tests, including a requirement that substantially all of the corporation's assets be used in an active business, at the time of sale and through the preceding period. Reviewing the clinic's financial statements, our team found that the corporation had accumulated a sizeable portfolio of investments over the years — money the clinic had earned but never paid out, parked in a mix of guaranteed investment certificates and a small stock portfolio the corporation's accountant managed on the side. That passive investment holding had grown large enough, relative to the clinic's operating assets, that it put the corporation's qualifying status genuinely at risk.

If the sale had gone ahead with the investment portfolio still sitting inside the corporation, there was a real chance the shares would fail the active business asset test at closing. That would not merely reduce the exemption — it could have disqualified it altogether, forcing Andriy and Vivian to pay full personal tax on gains that were meant to be sheltered. Worse, if the deal instead closed as an asset sale rather than a share sale — selling the clinic's equipment, goodwill and client list directly out of the corporation, which is how some buyers prefer to structure a purchase — the corporation itself would pay corporate tax on the gain, and the couple would then pay personal tax again when they withdrew the remaining proceeds as dividends. That two-layer result is sometimes called integration failing to work as intended: the tax system is designed so that earning income through a corporation and then extracting it personally should land at roughly the same total tax as earning it directly, but only if the transaction is structured to let that integration function properly. An asset sale followed by a dividend, on top of losing the exemption, could have pushed the couple's effective tax rate on the sale proceeds well above what a properly structured share sale would produce.

What we did

  1. Modelled both structures side by side. Before recommending anything, our team worked with the couple's accountant to project the after-tax proceeds Andriy and Vivian would each keep under a share sale using two capital gains exemptions, against an asset sale followed by dividends taxed at their personal rates. Laying the two projections next to each other, with the corporation's actual tax rate and the couple's marginal personal rates plugged in, made the size of the gap concrete rather than theoretical.
  2. Purified the corporation ahead of closing. To bring the clinic back within the active business asset test, we structured a transfer of the investment portfolio out of the operating corporation and into a new holding company owned by Andriy and Vivian personally, using a tax-deferred rollover provision in the Income Tax Act that allows property to move between related corporations without triggering an immediate tax bill. This is commonly called purifying a corporation before a sale — stripping out the non-business assets so what is left qualifies as an active business. It had to be completed and settled well before the sale closed, since the qualifying tests look at the corporation's composition over a period leading up to closing, not just on the closing date itself.
  3. Confirmed both spouses' shareholdings independently qualified. We reviewed the corporate minute book and share ledger to confirm Andriy's and Vivian's shares had been validly issued and held for long enough, and in the right proportions, that each could support an independent exemption claim rather than the two being treated as a single combined holding.
  4. Negotiated the deal as a share purchase with Analyn's lawyer. Analyn's own advisors had initially proposed an asset purchase, which is often more attractive to a buyer because it avoids inheriting a seller's corporate liabilities and lets the buyer set a fresh tax cost on the assets acquired. We worked through the trade-offs with Analyn's lawyer and reached a share purchase structure instead, with representations and warranties in the agreement addressing the liabilities Analyn had been worried about, so she gave up the asset-sale tax advantage in exchange for stronger contractual protection.
  5. Drafted the share purchase agreement around the corrected structure. With the corporation purified and the deal structured as a share sale, we drafted the agreement to reflect the corporation's post-purification state, including closing conditions confirming the investment portfolio transfer had settled and updated financial statements were in place before the sale price changed hands.

The outcome

The sale closed as a share purchase, with Andriy and Vivian each selling their shares directly to Analyn. Because the purification was completed and settled well ahead of closing, the corporation met the active business asset test throughout the required period, and each spouse was able to claim their own lifetime capital gains exemption against their share of the gain. Between the two exemptions and the avoided second layer of tax that an asset sale and dividend would have created, the couple kept a substantially larger share of the sale proceeds than the structure they had originally walked in expecting to use.

Analyn completed her purchase with clear representations covering the corporation's liabilities, satisfied enough with the protection in the agreement that she did not insist on the asset-purchase structure her advisors had first proposed. The clinic changed hands without disruption to its staff or its ongoing physiotherapy practice, and Andriy and Vivian moved into retirement with a clean, single layer of tax behind them on a sale that had taken three decades to build toward.

What you can learn from this

  • The lifetime capital gains exemption on a small business sale is only available if the corporation's assets are substantially used in an active business — a corporation that has accumulated passive investments over the years can lose that qualification without anyone intending it to happen.
  • If more than one person holds shares, each may be able to claim their own exemption independently, which can roughly double the tax-sheltered portion of a sale compared to a single shareholder structure.
  • Purifying a corporation before a sale takes time. The qualifying tests look at the corporation's makeup over a period before closing, not just on the closing date, so this planning needs to start months before a sale is expected to complete.
  • A share sale and an asset sale are not just different paperwork — they can produce very different after-tax outcomes for a seller, and different risk allocations for a buyer. Modelling both before agreeing to a structure is worth the effort.
  • A buyer's preference for one deal structure over another often comes down to their own tax position and liability concerns, not yours. Understanding what they actually need lets both sides negotiate a structure that works for everyone rather than defaulting to whichever structure a form agreement happens to use.
This case study is entirely fictional. It does not describe any real client, file, or matter handled by Treadstone Law, and it is not a real file with details changed. All names, people, properties, businesses, dollar amounts, dates, and events are invented, and any resemblance to a real person, business, or situation is coincidental. Fictional scenarios like this one illustrate the kinds of legal issues people in Ontario commonly face and how a lawyer can help. They are general information, not legal advice — no two matters unfold the same way, and nothing here predicts the outcome of any real case. Reading a case study does not create a lawyer-client relationship. If you are facing something similar, speak with a lawyer about your specific circumstances.

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