Independent Contractor vs. Incorporated: CRA Implications
An independent contractor earning consulting or service income can operate as a sole proprietor or through a corporation. Incorporating provides income deferral through lower corporate tax rates, broader expense deductions, and dividend payment flexibility — but the CRA's Personal Services Business (PSB) rules can eliminate these advantages if the incorporated contractor is really just a 'deemed employee.'
Contents+
Key Takeaways
- An incorporated contractor can access the 12.2% CCPC small business deduction rate (vs. 53.53% personal marginal rate), but only if the corporation is not a Personal Services Business (PSB).
- The PSB rules (ITA s. 125(7)) apply when an incorporated contractor provides services primarily to one client such that, without the corporation, they would be the client's employee — PSB income is taxed at 44.5%, worse than personal rates.
- Key strategies to avoid PSB designation: serve multiple clients, use your own tools, work from your own premises, accept financial risk, use formal independent contractor agreements, and hire employees.
- An Ontario contractor can avoid PSB status automatically if the corporation employs more than 5 full-time employees throughout the tax year.
- Separate from PSB rules, the CRA can characterize a contractor as an employee of the client (not the corporation), potentially triggering payroll obligations for the client and employment standards rights for the contractor.
The Independent Contractor's Decision: Incorporate or Not?
Many Ontario professionals and consultants operate as independent contractors — lawyers, accountants, software developers, marketing consultants, engineers, designers, and others who provide services to clients under contract rather than as employees.
For these individuals, operating through a corporation (often called a 'consulting corporation' or 'professional corporation') rather than as an unincorporated sole proprietor can offer significant advantages. But it also creates a risk unique to incorporated service providers: the CRA's Personal Services Business (PSB) rules.
The three operating structures: 1. Employee: Receives a T4, pays income tax, CPP, and EI through payroll. Has minimal ability to deduct business expenses. Simple but tax-inefficient for high earners. 2. Sole proprietor (unincorporated contractor): Files T1 return with T2125 (Statement of Business Income). Can deduct genuine business expenses. All income taxed at personal marginal rates in the year earned. 3. Incorporated contractor: Services provided through a corporation. The corporation pays corporate tax at favorable rates; the shareholder/operator draws salary and/or dividends. The risk of PSB designation exists if the relationship looks like employment.
The Tax Advantages of Incorporating as a Contractor
Assuming the PSB rules do not apply (see below), an Ontario contractor who incorporates gains several potential tax advantages:
Income deferral through the small business deduction: The corporation pays only 12.2% (combined federal/Ontario CCPC rate with SBD) on the first $500,000 of active service income. Compared to personal marginal rates of up to 53.53%, a contractor earning $200,000 who retains $100,000 in the corporation saves approximately $41,000+ in immediate tax on that retained amount.
Broader expense deductions: A corporation can deduct business expenses that are harder to justify personally as a sole proprietor, including: - Home office costs (as rent paid to the owner) - Business vehicle expenses - Corporate health and dental benefits (tax-free to the employee-owner under a Private Health Services Plan, deductible by the corporation) - Equipment (computers, phones, software) used for business - Professional development and memberships - Business insurance
Dividend payment flexibility: Instead of drawing all income as salary (fully taxable at personal rates), an incorporated contractor can accumulate after-tax income in the corporation and draw dividends in lower-income years, in retirement, or in years when the shareholder has capital losses or other offsets. This 'income smoothing' can reduce the lifetime tax burden.
Lifetime Capital Gains Exemption (LCGE): If the corporation is a Qualifying Small Business Corporation (QSBC) at the time of sale, the shareholder may shelter up to $1,250,000 (2024 indexed amount) of capital gains on the sale of shares under the LCGE. This can be a significant benefit if the contractor builds a business with genuine enterprise value.
CPP optimization: An incorporated contractor can adjust the salary/dividend mix to pay CPP only on the salary component — effectively reducing CPP contributions (both employee and employer) compared to earning the same amount as employment income. This is a legitimate tax planning strategy, though it means smaller CPP retirement benefits.
The Personal Services Business (PSB) Rules
The PSB rules in the Income Tax Act (ITA s. 125(7)) are designed to prevent individuals who are really employees from gaining corporate tax advantages by incorporating their employment relationship.
What is a Personal Services Business? A corporation carries on a PSB if: 1. An individual (the 'incorporated employee') performs services on behalf of the corporation for a 'particular client' 2. The individual (or a related person) is or would be, but for the existence of the corporation, reasonably regarded as an officer or employee of the client 3. The corporation does not employ more than 5 full-time employees throughout the year
In plain language: if you incorporate and provide services to one (or a small number of) clients such that, were it not for the corporation, you would effectively be that client's employee — your corporation is a PSB.
Consequences of PSB designation: - The corporation loses access to the small business deduction (ITA s. 125(7) — PSB income is excluded from the SBD) - Corporate tax on PSB income is assessed at the full general rate: 44.5% combined (federal + Ontario) rather than 12.2% - Allowable deductions are severely restricted — only salary paid to the incorporated employee and any expenses the client reimburses are deductible; normal business expenses (home office, vehicle, equipment) are not - The result is that operating through a PSB corporation is actually more expensive than operating as a sole proprietor or employee
The 'employee' test: Whether the incorporated employee would be an employee of the client 'but for the corporation' is determined by the same factors used in employment law to distinguish employees from independent contractors: - Control: Does the client direct how the work is done? - Integration: Is the worker integrated into the client's operations? - Tools and equipment: Who provides the tools? - Chance of profit/risk of loss: Can the worker profit or suffer a loss beyond their own labour? - Exclusivity: Does the worker provide services exclusively or primarily to one client?
CRA Information Circular IC87-2R provides guidance on these factors.
Avoiding the PSB Trap: Practical Strategies
The PSB risk is real but manageable with proper planning. Ontario contractors should structure their arrangements to demonstrate genuine commercial independence:
Serve multiple clients: The PSB rule refers to a 'particular client.' Serving five clients simultaneously is a strong indicator that you are operating a genuine business, not a single employment relationship in corporate form. The CRA focuses on contractors whose income is 80%+ from one client.
Use your own tools and equipment: Own your computer, software licences, and office equipment. Do not rely on the client to provide your primary working tools.
Accept financial risk: Quote fixed-price projects rather than hourly billing, absorb the cost of errors, invest in business development, and pay your own overhead regardless of whether the client provides work.
Operate from your own premises: If you have a home office or external office, use it as your primary workspace rather than the client's premises.
Use formal contracts: Have a written independent contractor agreement that clearly establishes the commercial nature of the relationship — no vacation pay, no benefits, no right of substitution (the right to send a qualified substitute), and the contractor's right to control how the work is done.
Hire employees or subcontractors: The PSB rules do not apply if the corporation employs more than 5 full-time employees throughout the year. Even 1–2 employees reduce the PSB risk by demonstrating a genuine business operation.
Document your business operations: Keep records that show genuine business operations — marketing activities, proposals to multiple clients, accounts payable for business expenses, business bank account, and GST/HST registration and filing.
Employee vs. Contractor: The CRA's Classification
Separate from the PSB issue, the CRA can characterize a contractor as an employee regardless of what the contract says. Misclassification of employees as contractors is a significant source of CRA audit activity.
Why misclassification matters: If the CRA determines that a person providing services through a corporation is actually an employee of the client: - The client may owe employer CPP contributions, EI premiums, and potentially payroll tax on amounts paid to the contractor - The contractor may be entitled to employment standards protections (minimum wage, overtime, termination pay) under the Employment Standards Act, 2000, S.O. 2000, c. 41 - The contractual arrangements may be recast by the courts or the Ontario Labour Relations Board
The test: The Supreme Court of Canada's decision in 671122 Ontario Ltd. v. Sagaz Industries Canada Inc., 2001 SCC 59 establishes the multi-factor test. The key question is: whose business is it? Is the worker in business for themselves, or are they integrated into the client's enterprise?
CRA Form CPT1: If the characterization of a working arrangement is uncertain, either party can apply to the CRA for a ruling on the proper characterization using Form CPT1 (Request for a Ruling as to the Status of a Worker).
Ontario's Working for Workers Act: Ongoing legislative changes in Ontario have expanded employment protections for workers in 'gig economy' and non-standard arrangements. Independent contractors and their clients should stay current on these developments.
Practical Comparison: Contractor Operating Options
To illustrate the tax difference between the operating structures, consider a Toronto IT consultant earning $200,000 per year from a single corporate client:
As an employee: - Income tax on $200,000: approximately $82,000 in combined federal/Ontario income tax - CPP contributions: approximately $3,800 (employee portion) - Net: approximately $114,200
As an unincorporated sole proprietor: - Similar to employee; may deduct $5,000–$15,000 in legitimate business expenses (home office, vehicle, equipment, professional dues) - After deductions, taxable income ~$185,000; tax approximately $73,000 - Net: approximately $127,000
As an incorporated contractor (non-PSB): - Corporation draws $80,000 salary (for RRSP room; personal tax ~$15,000) - Corporation retains $120,000 after salary (corporate tax at 12.2%: $14,640) - After-tax retention in corporation: $105,360 available for reinvestment - Total immediate tax: $15,000 (personal on salary) + $14,640 (corporate) = $29,640 - Note: personal tax on dividends will be owed later when drawn out
As a PSB corporation: - Corporate tax at 44.5% on $200,000 = $89,000 - Minimal expense deductions available - Net: $111,000 — worse than operating as an employee
The comparison illustrates why the PSB designation is so harmful and why avoiding it through proper structuring is critical.
The Bottom Line
Incorporating as an independent contractor can provide significant tax advantages — principally income deferral through the small business deduction and broader expense deductions. However, the CRA's PSB rules can eliminate these advantages entirely if the arrangement resembles employment.
Ontario contractors considering incorporation should: obtain a legal opinion on whether PSB risk is present, structure their arrangements to demonstrate commercial independence (multiple clients, own tools, financial risk), document all business activities carefully, and review their situation annually with a tax professional.
Frequently Asked Questions
What is a Personal Services Business (PSB) in Canada?+
A PSB is a corporation that provides services to a client where the individual performing the services would, but for the corporation, be considered an employee of the client — and the corporation has fewer than 6 full-time employees. PSB income is taxed at the full corporate rate (~44.5% combined in Ontario) without access to the small business deduction, making incorporation counterproductive.
How do I know if my corporation is a PSB?+
The CRA assesses PSB status based on whether you would be an 'employee' of your client without the corporation — using factors such as control, integration, tools, exclusivity, and financial risk. If you work primarily for one client, follow their direction, and have no meaningful financial risk beyond your own time, PSB risk is high. You can apply to the CRA for a ruling using Form CPT1.
Can I incorporate even if I only have one client?+
Technically yes, but the PSB risk is elevated. Having only one client is the primary PSB risk factor. To mitigate the risk, structure the arrangement to maximize commercial independence: use a written independent contractor agreement, work from your own office, provide your own tools, accept project risk, and actively seek additional clients.
What expenses can an incorporated contractor deduct that a sole proprietor cannot?+
An incorporated contractor (non-PSB) can deduct all ordinary business expenses, plus some that are more tax-efficient in a corporate context: corporate-paid health and dental insurance premiums through a Private Health Services Plan (tax-free to the owner, deductible by the corporation), and the ability to pay reasonable wages to a spouse or family member for actual services rendered.
Is CPP required if I incorporate and pay myself dividends?+
No. CPP contributions are only required on employment income (salary). If you draw income from your corporation entirely as dividends, no CPP contributions are required. However, this also means you accumulate no CPP retirement benefits. Many incorporated contractors pay a modest salary to create some CPP entitlement while minimizing the overall CPP cost.
Lamba Law
Need help with independent contractor vs. incorporated: cra implications?
Our team offers free initial consultations. Speak with a lawyer about your specific situation — no obligation.