All India Postal Employees Union Postmen and MTS

 CENTRAL CIVIL SERVICES (PAYMENT OF GRATUITY UNDER NATIONAL PENSION SYSTEM) RULES, 2021

(CLICK THE LINK BELOW TO VIEW)

https://documents.doptcirculars.nic.in/D3/D03ppw/NPS_GratuityRules_%202021_notification7aOqg.pdf