Get your business idea funded and immigrate to Canada **permanently**

...

    What happens if my business fails? [1]
    Failure of your business will not affect your permanent
    resident status. We recognize that not every business will
    succeed and this program is designed so that the risk is
    shared between the public and private sector.

[1] http://www.cic.gc.ca/english/helpcentre/answer.asp?q=657&t=6

I found this : "If we approve your application, we will issue you a permanent resident visa. This visa includes your Confirmation of Permanent Residence (COPR) and your entry visa."[1]

[1] http://www.cic.gc.ca/english/immigrate/business/start-up/nex...

Now if you read more about permanent residents in general, here it is

http://www.cic.gc.ca/english/newcomers/about-pr.asp

It grants you permanent resident status in Canada -- even if your business fails, you can stay.

http://www.cic.gc.ca/english/helpcentre/answer.asp?q=657&t=6

> If we approve your application, we will issue you a permanent resident visa. This visa includes your Confirmation of Permanent Residence (COPR) and your entry visa.

Canada Permanent Resident (PR) =~ US Green Card

I guess it has a validity period, but it's probably renewable, because of this:

"Get your business idea funded and immigrate to Canada permanently."

It's permanent. Even if your business fails you keep your permanent status.