Personal Tax Terminology Every Canadian Business Owner Should Know
When you own a business, your personal tax return and your company's return are tied together. This glossary explains the terms that connect them — in plain language, with 2026 figures.
Table of Contents
- 1. Why the Vocabulary Matters
- 2. Two Taxpayers: You and Your Corporation
- 3. Paying Yourself: Salary vs. Dividends
- 4. TOSI: Tax on Split Income
- 5. Shareholder Loans and the Owner's Account
- 6. Capital Gains and the Lifetime Exemption
- 7. RRSP and TFSA Room
- 8. Rates, Instalments, and Deadlines
- 9. Risk Management: Where Mistakes Happen
- 10. Step-by-Step: Building an Annual Routine
- 11. Frequently Asked Questions
- 12. How Custom CPA Can Help
1. Why the Vocabulary Matters
For an employee, personal tax is mostly automatic: a T4 arrives, deductions are already taken, and filing is straightforward. For a business owner, personal tax is a set of decisions. How you pay yourself, when you take money out of the company, and how you eventually sell the business all change your personal tax outcome.
Those decisions come with their own language. When your accountant says "your dividends are non-eligible" or "TOSI could apply here," the conversation moves fast. Owners who don't know the terms tend to nod along, then discover the consequences at filing time.
Learning the vocabulary is also a form of risk management. Much of the financial risk in an owner-managed business comes from the line between personal and corporate money, and mistakes there can turn into business risk when they trigger reassessments, interest, or lost planning opportunities.
- Personal and corporate taxes interact: A choice that lowers corporate tax can raise personal tax, and vice versa.
- Documentation depends on definitions: The paperwork you keep should match the category you're claiming.
- Planning has deadlines: Several strategies must be set up before year-end, not at filing time.
Not sure which terms apply to your situation?
A quick conversation with our team can translate your own tax picture into plain language.
2. Two Taxpayers: You and Your Corporation
If you've incorporated, you and your company are separate taxpayers with separate returns, forms, and rules. Sole proprietors and partners are different: business income flows onto the personal return.
| Term | Plain-Language Meaning |
|---|---|
| T1 | Your personal income tax return. |
| T2 | The corporate income tax return, filed by your company. |
| T2125 | The form where self-employed individuals report business income and expenses (sole proprietors). |
| CCPC | Canadian-controlled private corporation — the status that generally unlocks the small business tax rate. |
| T4 | Slip reporting salary or wages your company pays you. |
| T5 | Slip reporting dividends and certain investment income your company pays you. |
| Owner-manager | A person who both owns and works in their own corporation. |
Money moves between the two taxpayers in only a few ways: salary, dividends, shareholder loans, and expense reimbursements. Each has its own tax result, which is what the next sections explain.
3. Paying Yourself: Salary vs. Dividends
This is the central decision for incorporated owners. Salary is deductible to the corporation and taxed to you as employment income. Dividends are paid from after-tax corporate profit and taxed to you at special dividend rates.
| Term | What It Means |
|---|---|
| Salary | Employment income. Deductible to the company; reported on a T4; requires payroll remittances including CPP. |
| Reasonable salary | Pay that fits the work performed; the CRA can challenge unreasonable amounts paid to related persons. |
| Dividend | A distribution of after-tax profit to shareholders; not deductible to the company; reported on a T5. |
| Eligible dividend | Generally paid from income taxed at the general corporate rate; receives a larger personal dividend tax credit. |
| Non-eligible dividend | Generally paid from income taxed at the small business rate; receives a smaller credit. |
| Gross-up | An increase to the dividend amount for tax purposes (38% for eligible, 15% for non-eligible) before the credit is applied. |
| Dividend tax credit | A credit that offsets the corporate tax already paid on the profit being distributed. |
| Integration | The design goal that total corporate plus personal tax should be roughly similar whether income is earned personally or through a corporation. |
The grossed-up amount is what is added to taxable income before the dividend tax credit reduces the tax. Final tax depends on your province and income level.
- RRSP room: Salary creates RRSP room; dividends do not, because dividends aren't "earned income."
- CPP: Salary generates CPP contributions and future pension entitlement; dividends don't.
- Flexibility: Dividends are easier to vary year to year; salary is more predictable and structured.
4. TOSI: Tax on Split Income
TOSI is a rule that taxes certain income paid to family members at the top marginal rate, which removes the benefit of splitting income with someone in a lower bracket. It applies to "split income," such as dividends from a related private corporation paid to a family member who isn't meaningfully involved in the business.
| Concept | What to Know |
|---|---|
| Split income | Income, often dividends, received by an individual from a corporation connected to a related person's business. |
| Excluded business | An exclusion for family members actively involved in the business, commonly measured by regular, continuous, and substantial work (often described as about 20 hours a week on average). |
| Excluded shares | An exclusion for certain shareholders aged 25 or older who meet ownership and business-type tests. |
| Reasonable return | An exclusion tied to the work, capital, risk, and past contributions of the individual receiving the income. |
5. Shareholder Loans and the Owner's Account
When you take money out of your corporation without paying it as salary or a dividend, it is usually recorded as a loan to you. That sounds harmless, but it has tax rules attached.
- Shareholder loan (due from shareholder): Money you owe the corporation. Generally, if it isn't repaid within one year after the end of the corporation's tax year in which it was made, it can be included in your personal income.
- Loan from shareholder (due to shareholder): Money you've put into the company, which the company can repay to you generally without tax, since it's a return of your own funds.
- Imputed interest benefit: A loan from the corporation at no interest or a low rate can create a taxable benefit based on the CRA's prescribed rate.
- Personal expenses paid by the company: These can be treated as a shareholder benefit or loan, and they need to be recorded properly.
- Record-keeping: Track every transaction between you and the company in a dedicated owner's account. Our overview of cloud bookkeeping software for small businesses explains how a clean ledger makes this easier.
Shareholder loan rules have exceptions and timing details; confirm the treatment of any specific loan with a tax professional.
Taking money out of your company and unsure how it's classified?
We help owners structure and document withdrawals so they don't create unexpected tax.
6. Capital Gains and the Lifetime Exemption
Capital gains matter to business owners mainly at exit, when you sell shares of your company. The vocabulary is short but important.
| Term | Plain-Language Meaning |
|---|---|
| Capital gain | Proceeds from selling a capital asset minus its adjusted cost base and selling costs. |
| Adjusted cost base (ACB) | Roughly what you paid for the asset, adjusted for certain events. |
| Inclusion rate | The share of a capital gain added to taxable income — 50% for 2026, since the proposed increase to two-thirds was cancelled in March 2025. |
| QSBC shares | Qualified small business corporation shares; they must pass holding-period and active-business asset tests. |
| Lifetime capital gains exemption (LCGE) | A lifetime shelter for gains on QSBC shares (and qualified farm or fishing property). It rose to $1.25 million for dispositions on or after June 25, 2024 and is indexed to inflation beginning in 2026; some sources cite roughly $1.275 million for 2026, so confirm the current figure. |
| Capital dividend account (CDA) | A corporate account tracking the non-taxable half of corporate capital gains, which can be paid out as tax-free capital dividends. |
The 40% marginal rate is an assumption for illustration; your actual rate depends on province and total income. Gains on QSBC shares may be sheltered by the LCGE.
The LCGE is valuable but conditional. Qualification is tested over time, so planning needs to begin years before a sale. For a Saskatchewan-focused look at exit planning, see our guide to tax-efficient exit strategies for Saskatchewan entrepreneurs.
7. RRSP and TFSA Room
Registered accounts are the main personal savings tools, and the way you pay yourself determines how much room you have.
| Term | 2026 Detail |
|---|---|
| RRSP deduction limit | Generally 18% of the prior year's earned income, up to a stated annual maximum ($33,810 for the 2026 contribution year), plus unused room carried forward. |
| Earned income | Includes salary and net self-employment income; does not include dividends. |
| TFSA annual limit | $7,000 for 2026. Growth and withdrawals are tax-free. |
| Cumulative TFSA room | For someone eligible since 2009 who has never contributed, about $109,000 in total for 2026. |
| Notice of Assessment | Shows your RRSP deduction limit each year, so check it before contributing. |
The practical link: an owner who pays only dividends creates no RRSP room, while one who takes some salary does. Whether salary is worth it depends on your whole picture, which is why compensation planning should look at retirement savings, not just this year's tax.
8. Rates, Instalments, and Deadlines
| Term | What It Means |
|---|---|
| Marginal tax rate | The rate on your next dollar of income; it drives the value of a deduction. |
| Average tax rate | Your total tax divided by your total income. |
| Lowest federal bracket | 14% for the full 2026 tax year (it was 14.5% in 2025). |
| Tax instalments | Prepayments of income tax, generally quarterly (March 15, June 15, September 15, December 15), commonly required when net tax owing exceeds a threshold ($3,000) in the current and either of the two prior years. |
| Self-employed filing deadline | Generally June 15, but any balance owing is due April 30 — interest runs from April 30. |
Rates, thresholds, and deadlines can change or fall on weekends; confirm current dates and amounts with the CRA or your accountant.
Instalments and the April 30 payment date surprise many first-year owners. A sound cash flow plan sets aside tax money monthly rather than treating it as a year-end event.
9. Risk Management: Where Mistakes Happen
Most personal tax problems for owners come from a small set of vocabulary mix-ups. Treating them as a deliberate risk management checklist helps catch the common ones.
| Mix-Up | Possible Consequence |
|---|---|
| Treating corporate cash as personal money | Shareholder loan or benefit inclusion in personal income |
| Paying a family member dividends without testing exclusions | Top-rate tax under TOSI and possible reassessment |
| Assuming dividends build RRSP room | Lower retirement savings room than expected |
| Ignoring the April 30 payment date | Interest charges, even if you file late with an extension |
| Starting exit planning at the sale date | Missing LCGE qualification tests that need time |
Weak records make each of these worse. Owners whose personal and business transactions are cleanly separated are also less likely to attract CRA attention, since shareholder loans and mixed personal and business expenses are common review areas for owner-managed corporations.
10. Step-by-Step: Building an Annual Routine
- Step 1 — Know your two taxpayersConfirm whether you operate as a sole proprietor or through a corporation, and which returns and slips apply.
- Step 2 — Decide your compensation mix before year-endReview salary versus dividends using RRSP room, cash needs, and your province's rates.
- Step 3 — Check TOSI on any family paymentsDocument involvement, ownership, and contributions for each family member who receives income.
- Step 4 — Review your owner's account quarterlyClear or reclassify shareholder loans well ahead of the deadline.
- Step 5 — Set aside tax monthly and track instalmentsCalendar the quarterly dates and the April 30 payment date.
- Step 6 — Plan your exit earlyTest QSBC status and consider LCGE planning years before a sale.
Related reading from our team
11. Frequently Asked Questions
What is the difference between eligible and non-eligible dividends?
Eligible dividends are generally paid from corporate income taxed at the general corporate rate and receive a larger personal dividend tax credit, with a 38% gross-up. Non-eligible dividends are generally paid from income taxed at the small business rate, with a 15% gross-up and a smaller credit. Your corporation determines and reports the type.
What is TOSI and who does it affect?
TOSI (tax on split income) taxes certain income, often dividends from a private corporation paid to family members, at the top marginal rate. It mainly affects spouses and adult children who receive income from a related business without meeting an exclusion, such as being actively involved in the business. Whether an exclusion applies depends on the facts.
Can I take money out of my corporation as a shareholder loan instead of salary?
You can, but a loan to a shareholder generally has to be repaid within one year after the end of the corporation's tax year in which it was made, or it can be included in your personal income. Low-interest or interest-free loans may also create a taxable benefit. Track every transaction and confirm treatment with a tax professional.
What is the capital gains inclusion rate in Canada for 2026?
It is 50%, meaning half of a capital gain is added to taxable income. A proposed increase to two-thirds was cancelled in March 2025. Gains on qualified small business corporation shares may also be sheltered by the lifetime capital gains exemption, which is $1.25 million and indexed to inflation starting in 2026 — confirm the current figure.
Does paying myself dividends create RRSP room?
No. RRSP room is generally 18% of prior-year earned income, up to an annual maximum ($33,810 for 2026), and dividends are not earned income. Salary and net self-employment income do create room. Whether to take salary should consider your retirement savings goals alongside tax.
12. How Custom CPA Can Help
Understanding the vocabulary is step one; applying it to your own numbers is where it pays off. Our team supports Canadian business owners with:
- Core accounting, bookkeeping, and personal and corporate tax filing
- Strategic CFO advisory for compensation planning and owner-manager strategy
- Specialized industry accounting and compliance services
- Business planning and financial modeling that reflects your full tax picture
Ready to turn the terminology into a tax plan?
Book a free consultation and we'll walk through how these terms apply to your compensation, loans, and exit plans.
