Tax Calculator 2025 Canada. You must use the canada revenue agency's (cra) tax calculator to compute your ontario income tax. Ey’s tax calculators and rate tables help simplify the tax process for you by making it easy to figure out how much tax you pay.

Calculate your combined federal and provincial tax bill in each province and territory. That means you will pay 15% in federal tax on your $50,000 of income—that’s $7,500, not including deductions and claims of course.