HST Calculator

Are you overwhelmed by the thought of figuring out your taxes? Well, as you are already here, you no longer have to worry about calculating your taxes. We have built this HST calculator to help you save time and money. You can now calculate your taxes quickly so that you can focus on the more important things in your business.

This calculator is very beneficial for small business owners and sole proprietors who do not have a large team and handle tax operations by themselves.

What is Harmonized Sales Tax?

Harmonized Sales Tax is a consumer tax in Canada. It was initially termed as “blended sales tax”. It is the amount that is to be paid by the final customer. HST gets charged throughout the supply chain which includes the manufacturer, the distributor, the retailer and the consumer. It is collected by the Canada Revenue Agency. It was implemented as a measure to improve the tax system and help businesses in the participating provinces. It has reduced the cost of doing business in those regions.

HST provinces and rates

Out of the 10 provinces and territories of Canada, this tax is applicable in 5 provinces. The provinces of New Brunswick, Newfoundland and Labrador, Nova Scotia and Prince Edward Island have rates of 15%(5% Federal and 10% Provincial). The province of Ontario has a rate of 13%(5% Federal and 8% Provincial).

How to calculate HST manually?

There is a really simple formula for calculating this tax. Here is the formula you can use to do the calculation all by yourself:
HST = Amount without sales tax x (HST rate/100) *HST rate is inclusive of Federal part and Provincial part.

How to use this calculator?

The calculator saves a lot of your time by making the process quite simple. Here is how you can use it:

  1. Select the province you need to calculate HST for.
  2. Enter the value in the appropriate field.
  3. The other values (PST and GST) will be calculated instantly.

Reverse HST


  • Calculates HST for all Canadian provinces where Harmonized Sales Tax is implemented.
  • Gives instant results.
  • Can be used as reverse calculator.
  • Free for personal and commercial use.

Current (2019) HST rates are:

Province HST Rate Federal Part Provincial Part
New Brunswick 15% 5% 10%
Newfoundland and Labrador 15% 5% 10%
Nova Scotia 15% 5% 10%
Ontario 13% 5% 8%
Prince Edward Island 15% 5% 10%