88 . Const. P. 4754/2014 (D.B.) Nabi Hussain and Ors V/S M.D KW & SB and Ors Sindh High Court, Karachi 2025 SHC KHI 391 Upgradation with retrospective effect" refers to a scenario in which an staff's pay back scale is greater to the next level, with no improve inside their responsibilities or posture, which increase is placed on a period ahead of t