Register for GST/HST in Canada
Register your Canadian business for GST/HST with the CRA once revenue exceeds $30,000 in four consecutive calendar quarters or voluntarily from the start.
This guide is for planning and preparation. Details may change, so verify current requirements with the official sources before applying, paying fees, or submitting documents.
Review and freshness
This guide has a recorded editorial review date. Always verify final requirements, fees, forms, and appointment rules with official sources before applying.
Estimated timeline
1 to 5 business days
Estimated fees
Usually free
Who this is for
Small business owners, freelancers, and self-employed individuals operating in Canada.
Location
Canada
Eligibility
Revenue threshold
Mandatory registration once taxable supplies exceed C$30,000 in any four consecutive calendar quarters.
Voluntary registration
Businesses below the threshold can register voluntarily to claim input tax credits.
Required documents checklist
Tap each item as you gather it. This progress stays in your browser for the current page session.
Visual step flow
Scan the process before you start
Use this overview to understand the order, then track each item in the checklist below.
Check if registration is required
Review whether your taxable supplies have crossed the $30,000 threshold in any four consecutive quarters.
Register online with CRA My Business Account
Log in to My Business Account and add a GST/HST account to your Business Number.
Choose your reporting period
Select annual, quarterly, or monthly filing based on revenue level.
Start collecting and remitting
Begin charging GST/HST on taxable supplies and remit net tax by the filing deadline.
Step-by-step instructions
Use this as a working checklist from preparation through submission.
Estimated fees
Registration fee
GST/HST registration is free.
Before submitting
Avoid rejected applications and wasted trips
Check these practical points before you pay fees, attend appointments, or hand over original documents.
Common mistakes
- Waiting too long after crossing the $30,000 threshold — registration is required within 29 days.
- Not tracking input tax credits on business purchases from day one.
- Mixing HST (harmonized provinces) and GST rates incorrectly across provinces.
FAQ
Do I charge GST or HST?
It depends on the province of supply. Harmonized provinces use HST; others use GST, sometimes alongside provincial sales tax.
What are input tax credits?
ITCs allow you to recover the GST/HST paid on business-related purchases and expenses.
Source and review
This guide has a recorded editorial review date. Requirements, fees, forms, and timelines can change. Use this guide as preparation support, then verify final details with the official source before submitting anything.