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How Much Tax Do You Pay on a Used Car in Ontario

How Much Tax Do You Pay on a Used Car in Ontario?

Published on Jul 31, 2025 | Last updated Aug 8, 2026

Introduction: Understanding Ontario Used Car Taxes

When purchasing a used car in Ontario, you may have to pay tax, but the amount and when you pay it depend on whether you buy from a licensed dealer or a private seller. Dealer purchases generally include 13% HST in the transaction, while private buyers generally pay 13% Retail Sales Tax (RST) when they register the vehicle. For many private sales, the tax is based on the higher of the purchase price or the vehicle’s Canadian Red Book wholesale value.

Some transactions, including certain family gift transfers, may qualify for a tax exemption. This guide explains how Ontario used-car tax works, how it is calculated, who pays it, and when an exemption or appraisal may apply.

Ontario Car Tax When Buying from a Licensed Dealer

If you purchase a used vehicle from a licensed dealer in Ontario, the dealer generally:

  • Charges 13% HST on the taxable purchase price.
  • The dealer collects that tax at the time of purchase.
  • You generally won’t pay the same sales tax again when you register the vehicle.

This process is simple and convenient because the dealer handles both the paperwork and taxes simultaneously.

Example:

Vehicle price: $15,000
HST = 13% of $15,000 = $1,950
Total price paid: $16,950

Ontario Car Tax for Private Used Car Sales

When you purchase a vehicle from a private individual:

The private seller does not collect or charge any tax.

You generally pay 13% Retail Sales Tax (RST) at a ServiceOntario centre when you register the vehicle.

For most applicable private vehicle purchases, the taxable value is based on whichever is greater:

  • The purchase price shown on the bill of sale; or
  • The wholesale value listed in the Canadian Red Book.

Even if you buy the vehicle at a lower price, you’ll still be taxed on the Red Book value if it’s higher.

Example:

Purchase price: $8,000
Red Book value: $9,200
RST = 13% of $9,200 = $1,196
You pay $1,196 in tax at registration.

Canadian Red Book Value: How It Affects Ontario Car Tax

The Canadian Red Book provides wholesale values for used vehicles. ServiceOntario uses this value to establish the taxable amount during registration. If your purchase price is lower than the Canadian Red Book value, the Red Book value will generally be used to determine the taxable amount unless an approved appraisal or another applicable rule changes the taxable value. You cannot reduce your tax by declaring a lower amount on the bill of sale. The Red Book value will take priority unless you provide an approved appraisal.

For example, someone buying an older SUV privately in Toronto for $6,000 may assume they will pay $780 in tax. If the applicable Red Book value is higher than the purchase price, however, the taxable amount may be higher than $6,000. Checking the value before completing the purchase can prevent an unexpected bill at ServiceOntario.

Also Read: Scrap Car Removal Laws Across Canadian Provinces: What to Expect

How Vehicle Appraisals Can Lower Your Ontario Car Tax

In some cases, the Red Book value may be too high for a vehicle in poor condition (for example, if it’s damaged, high-mileage, or rusted). In those cases:

  • Obtain a written appraisal from a licensed dealer or appraiser.
  • Send it to ServiceOntario along with your registration documents.
  • Tax will then be based on the greater of your purchase price or the appraised value.

This helps you avoid overpaying tax on a car that’s worth less than its listed wholesale value.

When Ontario Car Tax Is Based on Actual Sale Price

If the Red Book value is under $1,000 and the purchase price is also under $1,000:

  • The tax is charged based on the actual amount you paid.
  • You don’t need to get an appraisal.

This is common with very old cars or cars sold for parts.

Who Pays Tax When Buying a Used Car in Ontario?

In a typical used-vehicle purchase, the buyer is responsible for paying the applicable sales tax:

When you buy from a licensed dealer, the dealer generally collects the applicable HST as part of the transaction.

In private sales, the buyer pays the tax at a ServiceOntario centre when registering the vehicle.

In a private sale, the seller is not responsible for collecting any tax.

Ontario Car Tax Exemptions for Used Car Purchases

Some situations allow buyers to skip the 13% tax. These include:

Family Gift Transfers

If a used car is gifted between close family members, the recipient may be exempt from paying tax. Eligible relationships include:

  • Spouses
  • Parents and children
  • Siblings
  • Grandparents and grandchildren
  • Step-relatives in the same categories

You must submit a Sworn Statement for a Family Gift of a Used Vehicle in Ontario at ServiceOntario to claim the exemption.

Vehicles Transferred to a Reserve

If the buyer is a Status Indian and the vehicle is delivered and registered on a reserve:

  • The provincial portion (8%) may be exempt.
  • In some cases, the full 13% tax is waived.

You’ll need to provide a Certificate of Indian Status and proof that the vehicle was delivered and registered on reserve land.

Diplomatic and Government Exemptions

There is a possible exemption from vehicle taxes for diplomats and certain government officials. The applicable proof of exemption must be provided when purchasing or registering the vehicle.

Other Costs When Buying a Used Car in Ontario

When buying a used car in Ontario, tax is not the only expense. Prepare for:

  • Vehicle registration fee: Approximately $32.
  • Used Vehicle Information Package (UVIP): Required for private sales $20.
  • Safety Standards Certificate: Required unless it was already provided, and this, depending on where you take the vehicle to get the certificate, could cost you around $100-150.

How to Claim a Refund on Ontario Car Tax

Refunds are only possible in specific cases:

  • You paid tax based on the Red Book value, but later got a lower appraisal.
  • You can request a refund from the Ministry of Finance within 60 days of paying the tax.
  • You’ll need to submit the appraisal report and proof of tax payment.

You cannot request a refund simply because you later resell the vehicle or change your mind.

Also Read: The Scrap Car Glossary: Key Terms You Should Know

Checklist: Preparing to Buy a Used Car in Ontario

To avoid surprises and additional expenses:

  • Verify the Canadian Red Book value before proceeding with the transaction.
  • Always obtain a UVIP in a private sale.
  • Request a recent Safety Standards Certificate.
  • Always budget for a 13% tax, even if the car seems like a great deal.
  • If the vehicle is damaged, obtain a proper appraisal before registering it.

Final Thoughts on Ontario Used Car Taxes

In Ontario, when purchasing a used vehicle, you are required to pay 13% taxes on either the purchase price or the Red Book value. If you are purchasing from a dealer, the taxes will be included in the invoice. If you purchase from a private seller, you will pay the taxes upon registration.

In certain cases, such as family-related transfers or special exemptions, the 13% tax may not apply. Understanding these rules beforehand ensures you don’t overpay in taxes and helps you better manage your total vehicle costs.

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