S. 254(2) : Appellate Tribunal – Rectification of mistake apparent from the record – Subsequent decision of Supreme Court – Employee’s contributions (EPF/ESI) -Tribunal cannot invoke section 254(2) on basis of subsequent change in law – Order of rectification quashed . [S. 36(1)(va), 139(1), 143(1), 260A, Art. 226, 227]