88 . Const. P. 4754/2014 (D.B.) Nabi Hussain and Ors V/S M.D KW & SB and Ors Sindh Large Court docket, Karachi 2025 SHC KHI 391 Upgradation with retrospective effect" refers to the scenario wherever an staff's shell out scale is elevated to a higher degree, without having a change in their obligations or situation, which raise is applied to a inter