Treadstone Associates
Case File · Post-Mortem Planning

The estate held shares with a stepped-up cost base and a company full of cash, and a pipeline was the only way not to tax the same value twice

Anonymised, illustrative composite. A founder died holding all the shares of an operating company sitting on $1,100,000 of retained surplus. The deemed disposition on death had already taxed that value once. Paying it out the ordinary way would have taxed it again.

Treadstone Associates · Updated 2026

At a glance

  • • Ontario operating company, 100% held personally by its founder at death; fair market value at death $2,600,000, adjusted cost base roughly $80,000.
  • • s.70(5)(a) deemed a disposition at death and taxed a capital gain of approximately $2,520,000. The estate's shares then took a stepped-up cost base equal to that same fair market value.
  • • $1,100,000 of the company's value was sitting in retained cash and investments — already reflected in the fair market value used for the deemed disposition, and still inside the company after death.
  • • Extracting that $1,100,000 as an ordinary dividend would have taxed the same value a second time. A pipeline — rolling the high-cost-base shares into a new company and repaying the surplus as loan principal — avoids that, but is tested against s.84(2) and the general anti-avoidance rule.
  • • The structure has to look like what it says it is: real operations continuing, a genuine note, and no immediate wind-up that reads as an artificial substitute for a dividend.

The situation

A founder died holding the entire share capital of an operating company he had built over three decades. The company had no debt, a healthy trading business, and $1,100,000 of accumulated retained earnings sitting in cash and short-term investments — conservative, unspent surplus rather than anything committed to near-term operations.

The problem

The deemed disposition on death had already done its work: fair market value at death was $2,600,000 against an adjusted cost base of roughly $80,000, producing a capital gain of approximately $2,520,000 taxed on the terminal return. In exchange, the estate's shares picked up a stepped-up cost base equal to that same $2,600,000 — a genuine benefit, on its own.

The trap sits one step further on. The $1,100,000 of retained surplus inside the company was already part of the value that had just been taxed once, through the deemed capital gain. If the estate simply had the company pay that $1,100,000 out as an ordinary dividend, it would be taxed again — as dividend income, on top of the capital gains tax already paid at death, on the same underlying corporate value.

The numbers

Fair market value at death: $2,600,000. Adjusted cost base before death: roughly $80,000. Capital gain taxed on the terminal return: approximately $2,520,000. Retained surplus inside the company, already reflected in that $2,600,000 figure: $1,100,000 — the amount a straightforward dividend would put through a second layer of tax.

The rule that decided it

A pipeline is the standard technique for reaching that $1,100,000 without the second layer: the estate transfers its now-high-cost-base shares to a newly incorporated company (typically using an s.85 rollover, so the transfer itself does not trigger a further gain) in exchange for a promissory note equal to the shares' value, the new company and the old operating company are eventually combined, and the note is repaid over time. Repaying loan principal is not a taxable event — so the corporate surplus reaches the estate's beneficiaries as debt repayment rather than as a dividend, preserving the capital-gains-only result the deemed disposition already produced.

What the pipeline has to survive is s.84(2): “Where funds or property of a corporation resident in Canada have at any time...been distributed or otherwise appropriated in any manner whatever to or for the benefit of the shareholders of any class of shares...on the winding-up, discontinuance or reorganization of its business, the corporation shall be deemed to have paid at that time a dividend.” If the note repayment, on its substance, is really a distribution “on the winding-up, discontinuance or reorganization” of the operating company's business, s.84(2) recharacterizes it as a deemed dividend regardless of the loan-repayment form — defeating the entire purpose of the structure.

The general anti-avoidance rule sits behind s.84(2) as a second layer of risk. s.245(2) — marginal note “General anti-avoidance provision” — allows the tax consequences of an avoidance transaction to be redetermined “as is reasonable in the circumstances in order to deny a tax benefit that, but for this section, would result.” Even a pipeline that technically avoids s.84(2) can still be attacked under GAAR if it amounts, in substance, to an artificial substitute for a dividend with no purpose beyond avoiding the tax the dividend would have attracted.

What keeps a pipeline on the right side of both provisions is the same thing in each case: genuine continuity. The operating company keeps running as an active business rather than being wound up immediately; the note is repaid gradually, over a meaningful period, rather than the moment the ink is dry; and nothing about the sequence of steps exists purely to relabel a dividend as a loan repayment.

The outcome

The estate's advisors structured the transaction carefully with exactly that continuity in mind: a new company incorporated, the estate's shares rolled in under s.85 at cost, a promissory note issued for the full fair market value, and the operating company's actual business left running, unamalgamated, for a substantial period before any combination of the two entities took place. The note was repaid gradually over several years rather than immediately. The structure held, and the $1,100,000 reached the beneficiaries without a second layer of dividend tax on top of what the estate had already paid.

What it would have cost otherwise

Had the estate instead simply had the company declare the $1,100,000 as an ordinary dividend, that entire amount would have been taxed a second time as dividend income, layered directly on top of the capital gains tax already paid on the deemed disposition at death — the same corporate value taxed twice for no reason beyond the shortcut of not building the pipeline structure properly.

The tell

The tell showed up in the terminal-return preparation itself: retained surplus well beyond anything the business needed for working capital or near-term investment, sitting inside a company whose sole shareholder had just died. That is precisely the fact pattern that turns post-mortem planning from a filing exercise into a structuring one.

Takeaways

  • • The deemed disposition on death under s.70(5) taxes the shares once and steps up their cost base — but corporate surplus already reflected in that value gets taxed again if it is later paid out as an ordinary dividend.
  • • A pipeline converts that second layer into a tax-free loan repayment by rolling the high-cost-base shares into a new company against a promissory note.
  • • The structure is tested against s.84(2) (distributions on a winding-up, discontinuance or reorganization recharacterized as a dividend) and against GAAR under s.245(2) if it looks like an artificial substitute for one.
  • • Genuine continuity is what protects it: the operating business kept running, and the note repaid gradually, rather than an immediate wind-up that reads as a relabelled dividend.

Sources

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