An ATIP request for records requires consent
See the importance of the consent form based on this legal case (Victoria Moshinsky-Helm v Minister of National Revenue) regarding an ATIP request.
Victoria Moshinsky-Helm v Minister of National Revenue
What To Do If Your Visa or Immigration Application is Delayed
In the event of an undue processing delay, applicants can follow-up with the IRCC in several ways before requesting an Order of Mandamus from Federal Court. Read more at https://www.lawnow.org/what-to-do-if-your-visa-or-immigration-application-is-delayed/