Self-Employed Taxes Canada: How to Calculate and File

Published: January 2026 · Author: usecos Team

How self-employment income is taxed in Canada. CPP contributions for self-employed, HST registration, and deductible business expenses.

This is a blog post about income tax. Use our Paycheck & Tax tool to calculate your numbers instantly.

We publish regular guides to help Canadians make better financial decisions. All our tools are free, private, and require no signup.

Try the Paycheck & Tax tool

Free, private, no signup required.

More Paycheck & Tax guides

Complete breakdown of marginal tax rates, CPP and EI contributions, and take-home pay across all 13 provinces and territories.

Step-by-step guide to calculating net pay from gross salary. Federal and provincial tax brackets, CPP, EI, and deductions explained.

2026 CPP contribution rates, YMPE, YBE, enhanced CPP, and EI premium rates. Complete breakdown for employees and self-employed.

Have a question? Contact us →