Calculate the Reverse Ontario sales taxes HST

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Current HST rate for Ontario in 2017

The HST for Ontario is calculated from Ontario rate (8%) and Canada rate (5%) for a total of 13%.

Formula for reverse calculating HST in Ontario

Amount with sales tax / (1+ (HST rate/100)) = Amount without sales tax
Amount without sales tax x (HST rate/100) = Amount of HST in Ontario


100$ / (1+(13/100)) = 88.50$ (88,495575$)

88,495575$ x (13/100) = 11.50$

Are you tired of calculating HST for your goods or services? Why stress yourself when you can complete this task through our simple tool.

Our Reverse Sales tax calculator is convenient and intended to figure out the amount without tax of a product or tax when the whole cost and tax rate are known. Now calculate your HST just in seconds and stay stress-free. The best thing about this tool is that it has simple yet amazing features which make using the tool super easy and effective for Ontario where Harmonized Sales Tax is utilized. The calculator intends to enable the individuals who think that it’s difficult to calculate the HST or the individuals who would prefer not to invest so much time in doing as such.

Harmonized tax calculation for all the provinces of Canada

There are different kinds of sales tax that apply to most products and services in all the provinces of Canada. Some provinces have harmonized their provincial sales tax with the GST to create the Harmonized Sales Tax (HST). Generally, the HST applies to the same products and services as the GST. On the other hand, in some regions, the Harmonized Sales Tax (HST) must be used.

HST exemptions or rebates for Ontario

There are exceptions to every rule. Taxable goods and services delivered as well as performed in Ontario should be charged HST except if the products and services meet all requirements for exemptions, point of sale rebates, or are zero-rated supplies. These provisions would consist of newspapers, books, Children’s clothing, diapers, basic groceries, doctor prescribed medicine, and many more. It is the obligation of the individual/ department starting the buy to determine whether products or services should act self-assessed for HST.

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