Import Duties, Taxes & GST in Canada: What Importers Pay
When goods are imported into Canada, duties, GST, and other import charges may apply. The amount payable depends on the type of goods, tariff classification, country of origin, declared value, and whether any special trade programs or surtaxes apply.
For importers, understanding duties and taxes is important because these charges affect total landed cost. They are also separate from customs brokerage fees, freight charges, storage, and other service costs connected to moving goods across the border.
Garden City Customs Services Inc. helps importers understand how duties and taxes are reported to the Canada Border Services Agency and how proper documentation can reduce delays, reassessments, and compliance issues.
What Are Import Duties in Canada?
Import duties are customs charges applied to certain goods entering Canada. The duty rate is usually based on the product’s tariff classification under the Harmonized System, also known as the HS code.
Not every product has the same duty rate. Some goods may enter duty-free, while others may be subject to regular customs duty, preferential tariff treatment, surtaxes, anti-dumping duties, or countervailing duties.
The duty rate can depend on:
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What the product is
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How the product is classified
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Where the product was made
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Whether a trade agreement applies
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Whether special import measures apply
This is why accurate tariff classification and origin review are important before duties are calculated.
What Is GST on Imports?
Goods and Services Tax, commonly known as GST, is generally payable when goods are imported into Canada.
GST is usually calculated on the value for tax purposes. This may include the declared value of the goods, applicable customs duties, and certain other amounts depending on the shipment.
For many commercial importers, GST paid at import may be recoverable through normal tax filing processes, depending on the business, registration status, and tax treatment. Importers should confirm tax recovery questions with their accountant or tax advisor.
Are Duties and GST the Same Thing?
No. Duties and GST are different charges.
Duties are customs charges based mainly on tariff classification, origin, and tariff treatment. GST is a tax applied to imported goods based on the value for tax purposes.
An import shipment may have:
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Duty only
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GST only
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Both duty and GST
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Additional import charges depending on the goods
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No duty, but GST still payable
This is one reason importers should avoid assuming that “duty-free” means “no charges at the border.” A shipment may be duty-free but still subject to GST and other costs.
How Duties & Taxes are Calculated
The total amount payable on an imported shipment typically follows this sequence.
Step 1: Confirm the Tariff Classification
The product is classified using an HS code. This classification helps determine the applicable duty rate and whether any special import requirements may apply.
Step 2: Determine the Value for Duty
The value for duty is generally based on the transaction value of the goods, subject to Canadian customs valuation rules. This value is used as the starting point for calculating customs duty.
Step 3: Confirm Country of Origi
Country of origin can affect the tariff treatment available for the goods. If a trade agreement applies and the proper documentation is available, the duty rate may be reduced or eliminated.
Step 4: Apply the Duty Rate
Once classification, value, and tariff treatment are confirmed, customs duty is calculated based on the applicable rate.
Step 5: Calculate GST
GST is then calculated based on the value for tax purposes. This usually includes the value of the goods and any applicable duty.
Step 6: Review Any Additional Charges
Some goods may be subject to additional measures, including surtaxes, excise duties, anti-dumping duties, countervailing duties, permit requirements, or other government department requirements.
What Affects the Amount of Duty Owed?
Several factors can change the amount of duty payable on imported goods.
Common factors include:
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HS tariff classification
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Country of origin
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Customs value
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Trade agreement eligibility
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Product material or use
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Whether certificates or origin documents are available
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Anti-dumping or countervailing measures
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Surtaxes or special import measures
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Corrections or adjustments after release
Small classification or valuation errors can create major cost differences, especially for commercial importers moving repeat shipments.
Are Brokerage Fees Included in Duties and Taxes?
No. Customs brokerage fees are separate from duties and taxes.
Duties, GST, and other import taxes are government charges connected to the imported goods. Customs brokerage fees are service charges for preparing, submitting, and managing the customs declaration.
When estimating landed cost, importers should consider:
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Cost of goods
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Freight and insurance, if applicable
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Customs duty
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GST
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Brokerage fees
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Disbursement or advancement fees
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Storage, delivery, or carrier charges where applicable
Understanding the difference helps avoid confusion when reviewing invoices after a shipment clears.
Common Duty and Tax Reporting Errors
Duty and tax errors often happen when documents are incomplete, product details are unclear, or classification and valuation are not reviewed properly.
Common errors include:
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Using the wrong HS classification
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Declaring an incorrect value
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Missing country of origin information
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Assuming a trade agreement applies without support
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Failing to include required assists or additional charges
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Misunderstanding freight or insurance treatment
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Overlooking anti-dumping or countervailing duties
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Treating duties, taxes, and brokerage fees as the same thing
These errors can lead to delays, reassessments, penalties, or unexpected import costs.
Who Is Responsible for Paying Duties and Taxes?
The importer of record is responsible for ensuring duties and taxes are accurately reported and paid.
A licensed customs broker can prepare and submit the customs declaration on behalf of the importer, but the importer remains responsible for the accuracy of the information provided and the amounts owed to the Canada Border Services Agency.
This makes accurate documentation important before goods arrive at the border.
How a Customs Broker Helps With Duties and Taxes
A licensed customs broker helps importers review the information needed to calculate and report duties and taxes correctly.
Broker support may include:
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Reviewing commercial invoices
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Confirming product descriptions
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Checking tariff classification
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Reviewing country of origin
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Applying the correct tariff treatment
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Explaining duty and GST differences
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Submitting the customs declaration to CBSA
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Helping reduce the risk of reassessment or release delays
For commercial importers, proper duty and tax reporting can support better landed cost planning and stronger customs clearance compliance.
Can Duties and Taxes Be Estimated Before Importing?
In many cases, yes. A customs broker can often help estimate potential duties and taxes before the goods arrive, provided the importer has enough information.
Useful details include:
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Commercial invoice
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Product description
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Country of origin
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Value of goods
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Currency
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Intended use
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Shipment details
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Any certificates, permits, or trade agreement documents
The more complete the information, the more useful the estimate will be.
Related Customs Resources
For additional guidance on customs brokerage and declaration procedures in Canada, review the following resources:
Need Help Understanding Import Duties, Taxes, or GST?
Garden City Customs Services Inc. provides customs brokerage support for importers across Canada. Our licensed team helps with customs clearance, duty and tax review, tariff classification, CBSA release processing, and import documentation.
If you are unsure what duties, GST, or import charges may apply to your shipment, we can review the details and explain the next steps.