Cr.P.C Section 197

Prosecution of Judges and public servants.

(1) When any person who is a Judge within the meaning of section 19 of the Pakistan Penal Code (XLV of 1860), or when any Magistrate, or when any public servant who is not removable from his office save by or with the sanction of [the [Federal Government] or a Provincial Government], is accused of any offence alleged to have been committed by him while acting or purporting to act in the discharge of his official duty, no Court shall take cognizance of such offence except with the [previous sanction__

(a) in the case of a person employed in connection with the affairs of the [Federation] of the [President] [----] ; and
(b) in the case of a person employed in connection with the affairs of a Province, of the Governor of that Province [--]].

(2) Power of President or Governor as to prosecution.

[The [President] or Governor, as the case may be, [--] may determine the person by whom, the manner in which, the offence or offences for which, the prosecution of such Judge, [Magistrate] or public servant is to be conducted, and may specify the Court before which the trial is to be held.