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Canadian tax, explained in plain language.

Calculators, current rates and step-by-step guides for individuals, the self-employed and corporations, updated for every federal and provincial budget.

Quick answer

What’s my marginal tax rate?

The rate you pay on your next dollar of income. Enter two numbers, get the answer.

Using British Columbia rates · change province

Need the full picture? The detailed calculator adds credits, CPP/EI and RRSP savings.

Start with who you are

Every guide is organized around what you’re trying to do, not tax-form line numbers.

Calculators

Free, no sign-up, updated for the 2025 tax year.

See all calculators
  1. December 15, 2026: Quarterly tax instalment due · If you pay by instalments
  2. January 1, 2027: New TFSA contribution room
  3. March 1, 2027: RRSP deadline for the 2026 tax year
  4. April 30, 2027: File your return & pay any balance owing · Self-employed may file by June 15, but still pay by April 30

Beyond this year’s return

Plain-language guides for the bigger money decisions.