Free calculator · 2026 rates

HST Calculator Ontario (13%) and GST/HST by Province

Add GST/HST to a price, or back it out of a tax-included total. Ontario’s HST is 13%; rates for every province and territory are included.

Total including tax

Price before tax

HST (13%)

Federal GST portion (5%)$0

Provincial portion$0

Total$0

Rates as published by the CRA for supplies made on or after April 1, 2025.

How this calculator works

Add tax: total = price × (1 + rate). Remove tax: price = total ÷ (1 + rate).
HST provinces: Ontario 13%, Nova Scotia 14% (since April 1, 2025), New Brunswick, Newfoundland and Labrador and PEI 15%.
Other provinces and territories show the 5% GST only; provincial sales tax (PST/QST) is not included.

Important

Results are estimates for general information, based on 2026 federal and Ontario figures verified October 27, 2026. Federal Budget 2026 (November 5, 2026) may change some amounts. Your actual tax depends on credits, deductions and circumstances not captured here.

Get help with HST/GST

Frequently asked questions

What is the HST rate in Ontario?

13%: the 5% federal GST plus the 8% Ontario portion.

Which rate do I charge a customer in another province?

Generally, the rate of the province where the supply is made, which for goods is usually where they are delivered.

When do I need to register for HST?

Once your taxable supplies exceed $30,000 in a single calendar quarter or over four consecutive calendar quarters.

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