Currently there is no method for using the PIM for Azure SQL at the moment.
Its based on the below access parts:
To grant access to users
@Alberto Morillo :please correct me if I am wrong
Hey thanks for response, my ask w.r.t using PIM for granting access to our DBs. This would help limit when people can access our databases, keep an automatic audit trail of when people are able to access, and would save us time granting access to databases for a limited amount of time.