1. Log-in into your CRA MyAccount. Your screen should look something like this:
2. On a bottom right pane click on Authorize representative(s) link.
3. On a following screen you will need to specify your representative RepID. Enter it in an appropriate text box and proceed to the next step.
4. Specify Level of Authorization and weather or not to grant Online Access.
5. Finally, review representative and level of authorization that you have granted access to your information. If everything is correct – tick check box, and click Authorize button.