Canada Sole Proprietorship & Freelancer Tax Guide 2026

1. What Is a Sole Proprietorship?

A sole proprietorship is an unincorporated business owned by one individual. It is the simplest Canadian business structure. The owner receives the profits, claims the losses, assumes the business risks and generally reports the resulting net business income or loss on the personal T1 return.

2. Sole Proprietorship vs Corporation

A sole proprietorship and a corporation are not interchangeable. A sole proprietor and the business are legally connected, while a corporation is a separate legal entity. Incorporation can be useful in some situations but involves additional administration and corporate tax compliance.

3. Registering a Sole Proprietorship

Canada does not have one universal sole-proprietor registration procedure. Canada.ca states that a business may need provincial or territorial registration, a federal business number and tax accounts where required, and applicable permits or licences.

4. Business Name Registration by Province or Territory

Business-name registration is primarily a provincial or territorial responsibility. Before registering, search the relevant registry and check whether another business is already using the name.

5. CRA Form T2125

Form T2125, Statement of Business or Professional Activities, is the principal CRA form used by many sole proprietors to report business or professional revenue and expenses. The completed information feeds into the owner's personal T1 tax return.

6. 2026 CPP for Self-Employed People

The 2026 Canadian Pension Plan rules have two contribution tiers for self-employed workers. The first tier combines the base and first additional CPP contributions at 11.90% on applicable pensionable earnings after the $3,500 basic exemption up to the $74,600 YMPE. The second additional contribution, CPP2, applies at 8.00% on applicable earnings above $74,600 up to $85,000.

7. Why CPP2 Matters in 2026

CPP2 is the second additional CPP contribution introduced for earnings above the original YMPE. A self-employed person whose qualifying earnings exceed $74,600 can therefore have both the regular self-employed CPP contribution and CPP2.

8. Self-Employed EI Is Voluntary

A self-employed person does not automatically pay both the employee and employer EI portions simply because the person operates a sole proprietorship. Instead, the person may voluntarily enter the EI program for self-employed workers to gain access to EI special benefits.

9. EI 12-Month Participation Requirement

A self-employed person who enters the EI program generally must have an active agreement for at least 12 months before receiving self-employed special benefits, and must also meet the other eligibility conditions.

10. GST/HST Registration: The $30,000 Small-Supplier Rule

Most sole proprietors do not have to register for GST/HST while they remain a small supplier. For most businesses, the threshold is $30,000 of revenue from taxable supplies, but CRA applies specific quarterly tests rather than a simple annual-profit threshold.

11. What Counts Toward the GST/HST Threshold?

CRA generally measures revenue from taxable supplies, including zero-rated supplies, and applies the association rules where relevant. Certain categories are excluded from the small-supplier calculation.

12. Common Deductible Business Expenses

Reasonable expenses incurred to earn business income can generally be deducted when they satisfy the applicable CRA rules. The expense should have a business purpose and be supported by appropriate documentation.

13. Current Expenses vs Capital Expenditures

Not every business purchase can be deducted immediately. Current expenses and capital expenditures have different tax treatment.

14. Home Office Deduction

A sole proprietor may be able to claim qualifying business-use-of-home expenses where the CRA conditions are satisfied. The deduction is limited to the business-use portion and is subject to the rules restricting the use of home-office expenses to create or increase a business loss.

15. Vehicle Expenses and Mileage Logs

When a sole proprietor uses a personal vehicle for business, the deductible amount generally depends on the proportion of qualifying business use. Detailed records should support the number of business kilometres and total kilometres.

16. Business Losses and Reasonable Expectation of Profit

A genuine business can incur losses, and a sole proprietor may be able to use an allowable business loss against other income subject to the Income Tax Act. CRA can distinguish a commercial business activity from a personal endeavour or hobby.

17. Tax Instalments for 2026

Self-employed individuals may need to make instalment payments because business income usually does not have tax withheld at source. CRA's 2026 rule generally looks at net tax owing in 2026 and whether the applicable threshold was exceeded in 2025 or 2024.

18. 2026 Self-Employed Tax Filing Deadline

For a self-employed person filing the 2025 return in 2026, the return is generally due June 15, 2026. However, a balance owing was still due April 30, 2026.

19. Bookkeeping and Record Retention

Good bookkeeping is central to a defensible sole-proprietorship tax return. CRA should be able to trace reported revenue and claimed deductions back to source records.

20. Business and Personal Banking

Although a sole proprietorship is legally connected to its owner, separating business and personal transactions is highly useful. A dedicated business account and payment method can make the income and expense trail easier to verify.

21. Freelancer Does Not Mean a Separate Legal Structure

Freelancer is a description of how a person works, not a Canadian legal structure. A freelancer can be a sole proprietor, corporation, partner in a partnership or another type of business operator.

22. Starting a Sole Proprietorship: Practical Roadmap

A practical setup process starts with the legal structure, then moves through registration, tax accounts, bookkeeping and ongoing compliance.

23. Year-End Sole Proprietor Checklist

Before filing, reconcile business records and separately verify tax, GST/HST and CPP obligations.

24. Common Sole-Proprietorship Mistakes

The following shortcuts commonly produce incorrect filings.

25. Official CRA Sources for 2026

The following government sources provide the core rules used for this guide and should be checked for the applicable filing year.

Frequently Asked Questions