Enrolment guide: Authorized Paid Representatives Portal

To enrol in the Authorized Paid Representatives’ Portal (APR Portal): Sign in using your electronic credentials (GCKey or Sign-In Partner). Submit an enrolment request. Once your request is approved, you can access the APR Portal to manage your clients’ applications. Please note that a representative may only have one APR Portal account.

https://www.canada.ca/en/immigration-refugees-citizenship/corporate/partners-service-providers/authorized-paid-representatives-portal/enrolment-guide.html