Maxims

“expressum facit cassare tacitum”

-    Provides that when a deed or statute contains express covenants or specific mention of things – rights of the parties shall be governed on the basis of agreement clause.
1995 CLC 1790 (Quetta)

“Casus Omissus”
-    A court can construe or interpret existing words but cannot supply missing words in a statute.
1995 SCMR 1856
1995 MLD 2039.

“Audi Alteram Partem
-    Settled principles to be read in each law unless its application is specifically excluded.
PLD 1966 SC 536
PLD 1978 Lah 273
1987 SCMR 1189