How it works
Federal/HST and provincial components are each calculated on the entered pre-tax price, then added. Quebec QST is calculated on the price before GST. Round each tax component half up to cents before summing.
Input definitions
- Amount before sales tax (CAD)
- Enter the value in the labeled unit.
- Place of supply
- Choose Alberta / British Columbia / Manitoba / New Brunswick / Newfoundland and Labrador / Northwest Territories / Nova Scotia / Nunavut / Ontario / Prince Edward Island / Quebec / Saskatchewan / Yukon.
- Supported purchase
- Choose Fully taxable at standard rates.
A worked example
- Amount before sales tax (CAD)
- 100
- Place of supply
- Alberta
- Supported purchase
- Fully taxable at standard rates
Assumptions & limits
Standard fully taxable purchase only, confirmed place of supply; no product exemptions, provincial rebates, luxury/excise taxes or special accommodation rates. Nova Scotia HST is 14%. Use only where each listed tax applies to the entered base.
Sources & review
Maintained by AnsRio. Methods and examples use automated checks; this does not imply independent professional certification.
Method updated 2026-10-17. Content checked against the stated method and examples. Our verification approach.
Common questions
Does a tax estimate include every credit, relief and payroll deduction?
Only items explicitly listed in the supported scope are included. Check the stated tax year, country, income definition and exclusions before comparing with an official return or payslip.
How does the Canada GST, HST and provincial sales tax tool work?
Federal/HST and provincial components are each calculated on the entered pre-tax price, then added. Quebec QST is calculated on the price before GST. Round each tax component half up to cents before summing.
What are the assumptions and limits of Canada GST, HST and provincial sales tax?
Standard fully taxable purchase only, confirmed place of supply; no product exemptions, provincial rebates, luxury/excise taxes or special accommodation rates. Nova Scotia HST is 14%. Use only where each listed tax applies to the entered base.