Filing of nominations by members is mandatory as per para 33, 34 and 61 of EPF Scheme,1952. It is also required for filing online Death Claims (Form10-D, 20 and 5-IF). Dear EPF Members !! NEW Dear Member, UAN activation by employees is essential for availing online services of EPFO. Please click on "Activate UAN" under "Important Links" for activating UAN. Universal Account Number (UAN) is a 12-digit number allotted to every employee who contributes to the Employees' Provident Fund ( EPF ). Each EPF account is assigned a PF account number , a unique identifier that enables employees to track PF contributions, withdrawals, and other transactions. Your PF account number plays a critical role in managing your PF balance effectively.