To,The manager,ABC branchSub: Authorization letter for collecting ATM Pin.Sir,I _______ is having a bank account no XXXXXXXXXX with your barnch. I am not able to collect my ATM PIN in person as I am moving out of station for some urgent work. So request you to hand over the ATM PIN to Mr. XYZ, who will be visiting the branch with this authorization letter and original aadhar card (aadhar no XXXXXXXXXXXX).Thanks for the cooperation.Enclosed:Self signed copy of my identity proof,Self signed aadhar copy of the authorized person (to collect my ATM PIN).Regards,Name and signContact no: