Taxable Capital and Small Business Deduction Grind
A growing balance sheet can quietly cost you the small business rate, and debt counts as taxable capital even though it is not yours. Work out your taxable capital, the business limit you have left, and what to repay before year end.
extra tax this year
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Building Taxable Capital Employed in Canada
| Component | Basis | Amount |
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The Business Limit Reduction
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What the Grind Costs
| Item | Rate | Amount |
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What to Do Before Year End
| Action | Effect | Amount |
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Schedules You Must File
| Schedule | When Required | Applies |
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Points That Decide This
What to Do Next
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Disclaimer: Taxable capital employed in Canada is computed under Part I.3 of the Income Tax Act and broadly comprises retained earnings, share capital, contributed surplus, other surplus, reserves deducted in computing income, loans and advances to the corporation, indebtedness represented by bonds, debentures, notes, mortgages and similar obligations, and other indebtedness outstanding for more than 365 days, less an investment allowance for shares of and certain indebtedness of other corporations. The business limit of $500,000 is reduced on a straight-line basis where the taxable capital employed in Canada of the corporation and its associated corporations for the preceding tax year is between $10,000,000 and $50,000,000, and is eliminated at $50,000,000. The reduction is computed as the business limit multiplied by the amount by which the group’s taxable capital exceeds $10,000,000 divided by $40,000,000. A separate and independent reduction applies based on adjusted aggregate investment income of the corporation and its associated corporations exceeding $50,000, and where both reductions apply the greater of the two is used. The business limit is also shared among associated corporations. Importantly the test uses the taxable capital of the preceding tax year, so the amount at the end of this year determines next year’s limit rather than this year’s. Corporate tax is applied at the Ontario combined rates of 12.2% on active business income within the business limit and 26.5% above it. Schedule 33 reports taxable capital employed in Canada for a corporation that is not a financial institution, Schedule 34 applies to financial institutions and Schedule 35 to insurance corporations, and Schedule 23 records the agreement among associated corporations allocating the business limit. This calculator is a planning estimate on simplified inputs and does not replace a Schedule 33 computation. This page is general information, not tax advice.
Debt Counts, Which Is the Part Nobody Expects
Owners assume taxable capital means equity. It does not. It includes the money you owe: long-term debt, mortgages, shareholder loans payable to you, and bank indebtedness outstanding at year end.
That is why a construction or trucking company with modest retained earnings and a fleet on finance can sail past ten million dollars of taxable capital without anyone noticing. The balance sheet looks unremarkable and the small business deduction starts disappearing.
| Component | Counts? |
|---|---|
| Retained earnings | Yes |
| Share capital and surplus | Yes |
| Long-term debt and mortgages | Yes |
| Shareholder loans payable to you | Yes |
| Bank indebtedness at year end | Yes |
| Reserves deducted in computing income | Yes |
| Investments in associated corporations | Deducted |
A leveraged company can lose the small business rate while making very little money. The grind has nothing to do with profitability. It is a size test based on capital, and a fleet financed at ninety percent is capital regardless of whether the year was good.
The Grind Runs From Ten Million to Fifty
The five hundred thousand dollar business limit reduces on a straight line where the group’s taxable capital sits between ten and fifty million, and it is gone entirely at fifty.
| Taxable Capital | Business Limit | Extra Tax on $500,000 of Income |
|---|---|---|
| $10,000,000 or less | $500,000 | Nil |
| $15,000,000 | $437,500 | $8,938 |
| $25,000,000 | $312,500 | $26,813 |
| $40,000,000 | $125,000 | $53,625 |
| $50,000,000 or more | Nil | $71,500 |
The spread between the rates is fourteen and three tenths percentage points in Ontario, twelve point two against twenty-six point five. That is what every dollar pushed out of the business limit costs.
It Uses Last Year’s Number, Which Is Useful
The test looks at taxable capital for the preceding tax year. Your balance sheet at this year end determines next year’s business limit, not this year’s.
That is genuinely helpful, because it means action taken before this year end changes next year’s tax rather than being too late. It also means a company that crossed ten million two years ago has already lost limit in the year just filed and may not have noticed.
The one-year lag makes this a planning item rather than a surprise, provided somebody looks. Repaying the operating line before year end, or converting a shareholder loan to equity in the right circumstances, changes the number the CRA will use next year.
What Actually Moves the Number
- Pay down the operating line before year end. A line drawn at year end counts in full, and drawing it again in January does not undo the measurement.
- Repay shareholder loans where the cash allows, since money you lent the company counts against you.
- Time equipment purchases so new finance lands after the year end rather than before.
- Consider the investment allowance where the group holds shares of or debt in other corporations.
- Review the associated group, because taxable capital is combined and a Holdco with real debt drags the whole group.
Do not restructure real financing purely to manage this. The extra tax on a modest grind is often smaller than the cost and risk of unwinding sensible debt arrangements. Run the number first, then decide whether it is worth acting on.
There Are Two Grinds and They Do Not Add
The taxable capital grind is one reduction. A separate one applies where the group’s adjusted aggregate investment income exceeds fifty thousand dollars. Where both apply, the greater of the two is used rather than the sum.
That matters because a company approaching both thresholds only suffers the worse of them. It also means fixing one without checking the other can achieve nothing at all, since the other may already be the binding constraint.
The Associated Group Is Combined
Taxable capital is tested across the corporation and all associated corporations. A profitable Opco with eight million of taxable capital and a Holdco holding a mortgaged building at five million is a thirteen million dollar group, and the limit is ground accordingly.
The business limit is also shared among the associated group, so there are two separate constraints operating at once. Schedule 23 records how the shared limit is allocated and it has to be filed and agreed.
Which Schedule You File
| Schedule | Purpose |
|---|---|
| Schedule 33 | Taxable capital employed in Canada, for a corporation that is not a financial institution |
| Schedule 34 | Taxable capital for a financial institution |
| Schedule 35 | Taxable capital for an insurance corporation |
| Schedule 23 | Agreement among associated corporations allocating the business limit |
Most operating companies file Schedule 33. The schedule is required where taxable capital is relevant, and a company that has crossed ten million and never filed one has a gap in its returns worth correcting.
What This Calculator Does Not Cover
- The full Schedule 33 computation, which has more lines than this simplified model
- The investment allowance in detail, which can be significant in a group
- The 365-day test on certain other indebtedness
- The passive income grind, which is calculated separately
- Whether corporations are associated, which is a technical determination
- Provinces other than Ontario
The one-year lag means action before this year end changes next year’s rate. Our tax planning service covers the Schedule 33 computation, the associated group review and the year end position.
Frequently Asked Questions
Common questions on taxable capital and the business limit.
Related Calculators and Guides
The other ways the $500,000 limit disappears.
Check It Before the Year End, Not After
Send us the trial balance and the group structure. We will compute taxable capital properly on Schedule 33, test the associated group, and tell you exactly what to repay before year end to hold the small business rate.