As of February 10, 2020, Form T1013, will no longer be available. E-Filers will no longer need to use the T1013.
What is the T1013?
Form T1013 is an authorization form that allows a representative to access your CRA account. The form also determined the access rights of the representative accessing your CRA account. In addition, Form T1013 could also cancel the access of a representative of your CRA account.