Calculate your total 2026 tax bill as a Canadian freelancer or contractor — including double CPP, income tax, all deductions, quarterly installments, and GST/HST obligations.
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Self-employed Canadians face unique tax obligations most people don't realize
When you're self-employed, you pay both sides of CPP (employee + employer = ~11.9% of net income), no EI deductions are made, and you must pay taxes in quarterly installments instead of having them withheld from a paycheque. Many freelancers are caught off guard — this calculator shows you the full picture.
💼 Your Business Income
📊 Income & Location
$
Total invoiced / earned before any expenses
$
If you also have a part-time job alongside your business
$
Deducted from taxable income — great tax strategy for self-employed
🧾 Business Deductions
Enter your estimated annual business expenses. These reduce your taxable income — only include legitimate business expenses. When in doubt, consult your accountant.
Proportional share of rent/mortgage, utilities, internet · CRA allows % of home used for business
$
Business use % of car insurance, gas, maintenance, depreciation (or mileage log)
$
Business-use portion of your phone plan and internet
Website, social media ads, business cards, promotions
$
Accountant, lawyer, business banking fees
$
Liability, errors & omissions, business property insurance
$
Payments to other self-employed individuals for your business
$
CRA allows 50% of business meals & entertainment · Enter the full amount
$
Any other legitimate business expenses not listed above
$
📊 Total Business Deductions$0
💰 Your Annual Take-Home Income
$0
After income tax, CPP, and all deductions
Gross Revenue
$0
Net Business Income
$0
Total Tax + CPP
$0
Effective Rate
0%
Net Business Income
$0
After business deductions
Federal + Provincial Tax
$0
Income tax only
CPP Contributions
$0
Both employee + employer
Total Tax + CPP
$0
Everything owed to CRA
Take-Home Pay
$0
What you actually keep
Marginal Tax Rate
0%
Rate on your next dollar
Set Aside Weekly
$0
Every week from revenue
Set Aside Monthly
$0
Every month from revenue
Quarterly Installment
$0
Due Mar/Jun/Sep/Dec 15
📅 2026 Quarterly Tax Installment Schedule
If your net tax owing exceeds $3,000 ($1,800 in QC), CRA requires quarterly installments. Missing installments triggers interest charges.
Q1 Installment
March 15, 2026
$0
Q2 Installment
June 15, 2026
$0
Q3 Installment
September 15, 2026
$0
Q4 Installment
December 15, 2026
$0
⚠️ Tax filing deadline: Self-employed individuals have until June 15 to file their T1 return (vs. April 30 for employees). However, any taxes owing must still be paid by April 30 to avoid interest charges.
🏛️ CPP Contributions Breakdown (2026)
Net Self-Employment Income$0
CPP Basic Exemption−$3,500
Maximum Pensionable Earnings$73,200
Pensionable Earnings$0
Employee CPP Rate (5.95%)$0
Employer CPP Rate (5.95%) — you pay this too$0
CPP2 (additional contribution)$0
Total CPP Owing$0
💡 The employer portion (5.95%) is deductible as a business expense on your T1 — reducing your net income by half the CPP amount.
📊 Where Your Revenue Goes
🧾 Deduction Summary
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GST/HST Registration Required
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💡 Self-Employment Tax Tips for Canadians
💰 Max Your RRSP First
Self-employed Canadians have no workplace pension. Your RRSP contribution is 18% of prior year net income. Maxing it reduces taxable income significantly — often saving 40%+ in combined tax and CPP.
🏦 Open a Separate Business Account
Keep business and personal finances completely separate. This makes deduction tracking cleaner, makes CRA audits easier to survive, and forces you to treat your business professionally.
📋 Track Every Receipt
CRA can audit up to 6 years back. Keep all business receipts (digital is fine) and a mileage log if claiming vehicle expenses. The Canada Revenue Agency requires documentation for every deduction.
🏢 Incorporate When It Makes Sense
Once your net income consistently exceeds ~$100,000, incorporation often saves significant tax. The small business corporate tax rate (9% federal) is much lower than personal rates. Consult a CPA.
How Self-Employment Tax Works in Canada
Self-employed Canadians pay income tax the same way as employees — at federal and provincial marginal rates on net self-employment income (revenue minus allowable business expenses). The key difference is that you must also pay both the employee and employer portions of Canada Pension Plan contributions on your net self-employment earnings, which effectively adds 11.9% (the combined CPP rate for 2026) on income up to the Year's Maximum Pensionable Earnings ($71,300 in 2026). Half of this CPP contribution is deductible as a business expense on your T1.
Self-employed Canadians do not pay EI premiums unless they voluntarily opt into the EI program for self-employed people, which provides access to maternity, parental, sickness, compassionate care, and family caregiver benefits. The voluntary EI premium for self-employed individuals in 2026 is the same rate as the employee rate — $1.64 per $100 of insurable earnings up to $63,200.
Quarterly Tax Installments
If your net tax owing (after withholding) was more than $3,000 in either of the two prior tax years, CRA requires you to make quarterly tax installment payments. These are due on March 15, June 15, September 15, and December 15. Failing to make installments results in installment interest charges — CRA currently charges the prescribed rate plus 4% on late or deficient installment payments. Many self-employed Canadians set aside 25–35% of every payment they receive into a separate tax savings account to avoid being caught short at tax time.
Frequently Asked Questions
What percentage should I set aside for taxes as a self-employed Canadian?
A common guideline is 25–30% of gross self-employment income for combined income tax and CPP. At lower income levels ($40,000–$60,000), 25% is usually sufficient. At higher income levels ($80,000–$120,000), 30–35% is more appropriate due to higher marginal rates. This percentage should be held in a separate high-interest savings account and treated as untouchable until tax time. Factor in allowable business deductions — they reduce your net income and therefore your tax — so the true percentage varies based on your expense level.
Can I deduct my home office as a self-employed Canadian?
Yes — if you use a dedicated space in your home exclusively and regularly for business, you can deduct a proportional share of home expenses. Calculate the percentage of your home used for business (office square footage divided by total home square footage) and apply that percentage to eligible expenses: rent or mortgage interest, utilities, home insurance, property tax, and minor repairs. If you own your home, you cannot deduct mortgage principal or CCA on the home itself (to preserve the principal residence exemption). Keep a floor plan sketch and utility bills to support the claim if audited.
When do I need to charge GST/HST as a self-employed Canadian?
You must register for and charge GST/HST once your annual self-employment revenue exceeds $30,000 in any single calendar quarter or over four consecutive quarters. Once registered, you collect GST or HST from clients on taxable supplies and remit the net amount to CRA (after claiming Input Tax Credits for GST/HST you paid on business purchases). Many self-employed Canadians choose the Quick Method of remittance, which simplifies accounting by applying a fixed remittance rate (varying by province and business type) rather than tracking every transaction.
What is the small business deduction and who qualifies?
The small business deduction applies to Canadian-controlled private corporations (CCPCs), not to unincorporated self-employed individuals. If you incorporate your business, your corporation pays federal corporate tax of only 9% (plus provincial tax of approximately 2–4%) on the first $500,000 of active business income — compared to combined personal rates of 40–53%. Unincorporated self-employed individuals pay personal tax rates directly on net income, with no small business deduction available. This is a primary reason many higher-earning contractors consider incorporation once income is consistently above $80,000–$100,000.