How Is Ontario Sales Tax Credit Calculated

The Ontario Sales Tax Credit (STC) is a refundable tax credit that helps Ontario residents reduce their provincial sales tax liability. This guide explains how the credit is calculated, who qualifies, and how to claim it.

What Is Ontario Sales Tax Credit?

The Ontario Sales Tax Credit is a refundable tax credit that helps Ontario residents reduce their provincial sales tax liability. It's designed to provide relief to low- and middle-income families, seniors, and people with disabilities who pay the highest rates of provincial sales tax.

Unlike a tax deduction, which reduces your taxable income, a refundable tax credit directly reduces the amount of tax you owe. If the credit exceeds your tax liability, the excess amount is refunded to you.

How Is It Calculated?

The Ontario Sales Tax Credit is calculated based on your provincial sales tax liability and your income. The formula is:

Ontario Sales Tax Credit = (Provincial Sales Tax Liability × 15%) × (1 - (Income ÷ $100,000))

Where:

Provincial Sales Tax Liability - The amount of provincial sales tax you owe for the year
Income - Your total taxable income for the year

The credit is capped at 15% of your provincial sales tax liability. The amount you receive is reduced as your income increases, with no credit available if your income exceeds $100,000.

Eligibility Requirements

To qualify for the Ontario Sales Tax Credit, you must meet the following criteria:

Be a resident of Ontario
Have a provincial sales tax liability for the year
Have taxable income less than $100,000
Not be eligible for the Ontario Child Benefit or Ontario Disability Support Program

If you're eligible for the Ontario Child Benefit or Ontario Disability Support Program, you won't qualify for the Ontario Sales Tax Credit.

How to Claim

To claim the Ontario Sales Tax Credit, you'll need to:

Calculate your provincial sales tax liability for the year
Determine your total taxable income
Use the formula above to calculate your credit amount
Claim the credit on your Ontario income tax return

You can claim the credit on Schedule 1 of your Ontario income tax return. The credit will appear as a line item on your tax return and will reduce your tax liability.

Example Calculation

Let's say you have a provincial sales tax liability of $3,000 and your taxable income is $40,000. Here's how to calculate your Ontario Sales Tax Credit:

Ontario Sales Tax Credit = ($3,000 × 15%) × (1 - ($40,000 ÷ $100,000)) Ontario Sales Tax Credit = $450 × 0.6 Ontario Sales Tax Credit = $270

In this example, you would receive an Ontario Sales Tax Credit of $270.

Frequently Asked Questions

Who is eligible for the Ontario Sales Tax Credit?: Ontario residents with a provincial sales tax liability and taxable income less than $100,000 who are not eligible for the Ontario Child Benefit or Ontario Disability Support Program.
How is the Ontario Sales Tax Credit calculated?: The credit is calculated as 15% of your provincial sales tax liability, reduced by your income divided by $100,000.
Can I claim the Ontario Sales Tax Credit if I'm also eligible for the Ontario Child Benefit?: No, you cannot claim the Ontario Sales Tax Credit if you're eligible for the Ontario Child Benefit.
How do I claim the Ontario Sales Tax Credit?: You can claim the credit on Schedule 1 of your Ontario income tax return.
What happens if my Ontario Sales Tax Credit exceeds my tax liability?: The excess amount is refunded to you as a tax refund.