170. (a) The executive authority of the Federation, Provinces, Sub-Federations and Federated States shall be vested in the President (Rashtrapati) of the Republic, Governors of the Provinces, Rajpramukhs of Sub-Federation and Rulers of the States respectively.
(b) The executive authority of a Sub-Unit which is not a Federated State shall be vested in the Administrator of the Sub-Unit.
(c) The President of the Republic will be known as and is referred to in the Constitution as the Head of the Federation or the Republic.
(d) Governors of Provinces, Rajpramukhs of Sub-Federations and Rulers of such Federated States as do not form part of any Sub-Federation shall be known and is referred to in this Constitution as Heads of Units.
(e) Administrators of the Sub-Units, and Rulers of such Federated States as form part of the Sub-Federation shall be known as and is referred to in this constitution as Heads of the Sub-Units.
(f) All these officers are also referred to in this Constitution as Heads or Constitutional Heads of Government.