Death of a Shareholder Tax Calculator
Private company shares are taxed once on death and again when the money comes out of the corporation. Work out both layers, what a pipeline or a 164(6) loss carryback saves, the CDA available, and the probate a second will avoids.
total tax
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The Two Layers
| Layer | Basis | Amount |
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Pipeline Against a 164(6) Loss Carryback
| Approach | What Happens | Total Tax | To the Heirs |
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Ontario Estate Administration Tax
| Item | Basis | Amount |
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Deadlines the Executor Cannot Miss
| Item | Deadline |
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Points That Decide This
What to Do Next
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Disclaimer: On death a taxpayer is deemed to have disposed of capital property at fair market value, producing a capital gain reported on the terminal return, unless the property passes to a spouse or a qualifying spousal trust in which case a rollover at cost applies and the gain is deferred to the second death. Personal tax on the taxable half of the gain is applied here at the Ontario top marginal rate of 53.53%. The estate then holds shares with a cost base equal to that fair market value, and extracting the corporate funds by redeeming those shares produces a deemed dividend equal to the redemption proceeds less paid-up capital, taxed as a non-eligible dividend at up to 47.74% in Ontario, which is the second layer. A pipeline transaction seeks to extract corporate funds as a return of the stepped-up cost base rather than as a dividend, eliminating the second layer, and depends on carrying on the business for a period and following a staged repayment consistent with CRA administrative positions. A subsection 164(6) election allows a capital loss realised by the estate in its first taxation year on a redemption to be carried back against the capital gain on the terminal return, eliminating the first layer and leaving the dividend, and the stop-loss rule in subsection 112(3.2) can restrict the loss where a capital dividend is also paid. A capital dividend elected out of the capital dividend account is received tax free and reduces the taxable portion of the extraction. The Ontario Estate Administration Tax is 1.5% of the value of estate assets over $50,000, with no tax on the first $50,000, and assets governed by a valid secondary will are generally not included in the estate certificate application. Lifetime capital gains exemption, alternative minimum tax and the graduated rate estate rules are not modelled. This page is general information, not tax or legal advice.
The Same Value Is Taxed Twice
This is the problem the whole area exists to solve. On death the shares are deemed disposed of at fair market value, which produces a capital gain on the terminal return. That is layer one.
The estate now holds shares worth three million with a cost base of three million, and no cash. To get the money to the heirs the corporation has to distribute it, and a redemption produces a deemed dividend equal to the proceeds less paid-up capital. That is layer two, on the same value.
| On $3,000,000 of Shares | Tax |
|---|---|
| Terminal return, capital gain at 53.53% on half | $803,000 |
| Redemption, deemed dividend at 47.74% | $1,432,000 |
| Total without planning | $2,235,000 |
| With a pipeline | $803,000 |
Without planning, roughly three quarters of the value can disappear in tax. That is not a marginal inefficiency, it is the difference between the family keeping the business and the family selling it to pay the CRA. And the planning has deadlines that expire.
A Spouse Defers Everything
Where the shares pass to a spouse or a qualifying spousal trust, the rollover applies and there is no gain on the first death. The cost base carries over and the whole problem moves to the second death.
That is genuinely useful and it is not a solution. It buys time, usually decades, and the exposure is larger when it lands because the business has grown. Owners who have done the spousal rollover and stopped thinking about it are the most common file we see.
Two Ways Out, and They Are Not Interchangeable
| Pipeline | 164(6) Loss Carryback | |
|---|---|---|
| Eliminates | The dividend layer | The capital gain layer |
| Tax that remains | Capital gain at about 26.8% | Dividend at up to 47.74% |
| Timing | Requires patience, typically a year plus staged repayment | Must be done in the estate’s first taxation year |
| Best where | The business continues | Insurance funds a redemption, or CDA is large |
The pipeline is usually the cheaper answer on the arithmetic alone, because a capital gain is taxed at roughly half the rate of a non-eligible dividend. It is also slower and carries execution risk, since it depends on following CRA administrative positions on timing and on the corporation continuing to carry on business.
The loss carryback wins when there is a large CDA or corporate-owned insurance. Insurance proceeds credit the CDA, a capital dividend flows out tax free, and only the remainder is a taxable dividend. Combined with the 164(6) election that can beat a pipeline outright, and it is much faster.
The 164(6) Deadline Is the First Year, Full Stop
The capital loss has to be realised in the estate’s first taxation year and the election filed with the terminal return. There is no extension for an executor who did not know.
This is where estates lose the most money, because the first year passes while the family is grieving, the valuation is being argued about and nobody has told the executor there is a clock. By the time an accountant is engaged, one of the two options is gone.
The stop-loss rule in subsection 112(3.2) can restrict the loss where a capital dividend is paid on the same shares. That means the CDA and the loss carryback interact and cannot simply be stacked at full value. Getting the order and the amounts right is the technical heart of the planning.
Dual Wills Are the Easiest Win Available
Ontario charges Estate Administration Tax at one and a half percent on estate value over fifty thousand dollars. Private company shares valued at three million therefore carry forty-five thousand dollars of probate, purely because they were listed in a will that needed an estate certificate.
A secondary will governing the shares and other assets that do not require probate keeps them out of the application entirely. The primary will covers everything that does. It is a standard arrangement, it costs a legal fee once, and it is the highest-return hour an owner can spend.
- Private company shares, which no third party requires proof of authority to transfer
- Shareholder loans owed by the corporation
- Personal property and business assets held outside institutions
- Anything where the holder will accept the executor’s authority without an estate certificate
Fund It Before It Happens
The tax is due whether or not the estate has cash, and the estate’s only asset is often shares in a company that cannot be sold quickly at a fair price. That timing mismatch is what forces distressed sales.
- Corporate-owned life insurance, where the benefit credits the CDA and funds a redemption
- An estate freeze, capping the deceased’s exposure at today’s value and moving future growth to the next generation
- Dual wills, executed and kept current
- A valuation approach agreed in advance, so the executor is not arguing about fair market value under time pressure
- An executor who knows the deadlines, or an adviser named to remind them
What This Calculator Does Not Cover
- The lifetime capital gains exemption on qualified small business corporation shares
- Alternative minimum tax on the terminal return
- Graduated rate estate rules and their 36-month window
- Valuation itself, which is the input everything else depends on
- Provinces other than Ontario
- US estate tax where the deceased held US situs assets
If the death has already happened, the first-year clock is running now. Our trust and estate service covers the terminal return, the T3, the 164(6) election and the pipeline planning.
Frequently Asked Questions
Common questions on the death of a private company shareholder.
Related Calculators and Guides
More tools for owners and executors.
The First-Year Clock Is Already Running
Send us the corporate records, the valuation and the will. We will prepare the terminal return, model the pipeline against the 164(6) election, use the capital dividend account properly and file within the deadlines that cannot be extended.