88 . Const. P. 4754/2014 (D.B.) Nabi Hussain and Ors V/S M.D KW & SB and Ors Sindh Substantial Court docket, Karachi 2025 SHC KHI 391 Upgradation with retrospective influence" refers to a problem exactly where an worker's pay scale is greater to a better degree, without having a transform within their obligations or posture, and this enhance is pla