Free tool · CRA rules

GST/HST Threshold Check where you stand on the $30,000 small supplier rule

See where you stand against the $30,000 small supplier threshold, when registration would be triggered, and whether registering voluntarily could pay for itself in ITCs. Numbers update as you type.

Progress bar filled most of the way to a flag at the end, illustrating revenue advancing toward the $30,000 GST/HST small supplier threshold

Your inputs

1Type of supplier

Threshold and registration timing depend on what you sell.

Regular business (goods or services in Canada) Standard $30,000 threshold over four consecutive calendar quarters. Charity, public institution or NPO Public service bodies use a $50,000 threshold instead of $30,000. Taxi, ride-share or limousine driver Mandatory registration from day one regardless of revenue. Non-resident soliciting orders in Canada Mandatory registration regardless of revenue.

2Total taxable supplies, last four calendar quarters

What to include and exclude

Include standard taxable + zero-rated revenue (exports, international passenger transport, basic groceries). Exclude exempt supplies (long-term residential rent, most health and financial services), capital sales, goodwill, and the GST/HST itself.

Q3 2025

Q4 2025

Q1 2026

Q2 2026

3Estimated annual GST/HST paid on business expenses

Roughly: business spend × your average sales-tax rate. Only the tax you actually paid, not your gross spending. Used to evaluate whether voluntary registration pays off.

4Most of your customers are

Other businesses that recover GST/HST (B2B) Individuals or non-registered customers (B2C) A mix of both

5Province Sets the GST/HST rate (5% to 15%) used to estimate what you would collect from customers if registered. The threshold itself is federal. I understand this is a basic check of the GST/HST small supplier threshold based on the figures I enter and assumes all reported revenue is taxable at the selected province's rate, does not replace professional tax advice, and is for informational purposes only.

Threshold status

Enter at least one quarter to see your status.

$0 $30,000

Last 4 quarters: $0
Threshold: $30,000
Headroom remaining: $30,000

Quarterly detail

Q3 2025 $0
Q4 2025 $0
Q1 2026 $0
Q2 2026 $0

Estimate for planning only, not tax advice. The CRA small supplier rule has nuances around associated persons, capital sales, and the precise day you exceed the threshold. We confirm your specific situation in a 30-minute discovery session.

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GST/HST Threshold Check where you stand on the $30,000 small supplier rule

Enter at least one quarter to see your status.

Quarterly detail

When registration becomes required

Voluntary registration: would it pay off?

At this revenue level, GST/HST is one piece of a bigger puzzle

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