Canada Taxes
Estimate federal and provincial taxes, payroll deductions, and GST/HST. Jump to your province/territory using the quick links below.
Federal Income Tax
Brackets, credits, CPP/EI.
Payroll Calculator
Gross → net by province.
GST/HST
Add/remove tax rates.
Provinces & Territories
Formula (LaTeX) + variables + units
This section shows the formulas used by the calculator engine, plus variable definitions and units.
Formula (extracted LaTeX)
\[','\]
','
Variables and units
- T = property tax (annual or monthly depending on input) (currency)
Sources (authoritative):
- Finance — calcdomain.com · Accessed 2026-01-19
https://calcdomain.com/finance - Federal Income TaxBrackets, credits, CPP/EI. — calcdomain.com · Accessed 2026-01-19
https://calcdomain.com/canada-income-tax - Payroll CalculatorGross → net by province. — calcdomain.com · Accessed 2026-01-19
https://calcdomain.com/canada-payroll - GST/HSTAdd/remove tax rates. — calcdomain.com · Accessed 2026-01-19
https://calcdomain.com/gst-hst - Ontario — calcdomain.com · Accessed 2026-01-19
https://calcdomain.com/ontario-tax - Quebec — calcdomain.com · Accessed 2026-01-19
https://calcdomain.com/quebec-tax - British Columbia — calcdomain.com · Accessed 2026-01-19
https://calcdomain.com/bc-tax - Alberta — calcdomain.com · Accessed 2026-01-19
https://calcdomain.com/alberta-tax
Changelog
Version: 0.1.0-draft
Last code update: 2026-01-19
Last code update: 2026-01-19
0.1.0-draft · 2026-01-19
- Initial audit spec draft generated from HTML extraction (review required).
- Verify formulas match the calculator engine and convert any text-only formulas to LaTeX.
- Confirm sources are authoritative and relevant to the calculator methodology.