For Business And Tourist Visitors
If you want to extend your stay in Canada, you must apply to do so. Check your temporary resident status to make sure you apply before the expiry date. You can extend your tourist or business visa in Canada.
First, you must apply before the expiry date. This will be on your study or work permit, the stamp in your passport or, if you do not have a stamp in your passport, 6 months from the day you entered Canada.
You should apply 30 days before your status expires to:
If you apply to extend your permit, and your visitor visa expires while you are waiting for a decision, you still have temporary resident (visitor) status. This is known as implied status.