Okay, here is some relevant material to discuss:
ELECTION COMMISSION OF PAKISTAN
The Election Commission of Pakistan is an independent and autonomous constitutional body charged with the function of conducting transparent, free, fair and impartial elections to the National and Provincial Assemblies. The holding of elections to the office of the President and the Senate, and the conduct of Local Government Elections are the functions of the Chief Election Commissioner.
The Election Commission consists of the Chairman (Chief Election Commissioner of Pakistan) and four Members each drawn from the sitting judges of the High Courts of their respective Provinces.
All the executive authorities in the Federation and in the provinces are constitutionally duty bound to assist the Chief Election Commissioner and the Election Commission in the discharge of his or its functions.
The Election Commission of Pakistan enjoys full financial and administrative autonomy and works independently of all government control.
The Election Commission performs its functions without interference of the executive. The Election Schedule for the conduct of General Elections as well as for the bye-elections is decided by the Election Commission or, as the case may be, by the Chief Election Commissioner.
The preparation of polling schemes, the appointment of polling personnel, assignments of voters and arrangements for the maintenance of law and order are under the control, supervision and directions of the Election Commission.
The Budget of the Election Commission is provided by the Federal Government. Any re-appropriation within the sanctioned Budget can be done by the Chief Election Commissioner without making any reference to the Finance Division.
FUNCTIONS OF CHIEF ELECTION COMMISSIONER
(1) To prepare electoral rolls for elections to the National and Provincial Assemblies and revising such rolls annually. [Article 219 (a)];
(2) To organize and conduct election to the Senate and fill casual vacancies in a House or a Provincial Assembly [Article 219(b)];
(3) To appoint Election Tribunals. [Article 219 (c)];
(4) To decide cases of disqualification of members of Parliament and Provincial Assemblies under Article 63(2) and Article 63A of the Constitution on receipt of reference from the Chairman or the Speaker or Head of the political party, as the case may be;
(5) To hold and conduct election to the office of the President as per Second Schedule to the Constitution of the Islamic Republic of Pakistan [Article 41 (3)];
(6) To hold Referendum as and when ordered by the President. [Article 48 (6)];
(7) To make rules providing for the appointment of officers and servants to be employed in connection with the functions of the Chief Election Commissioner or an Election Commission and for their terms and conditions of employment. Under this power, the Honorable Chief Election Commissioner framed the Election Commission (Officers & Servants) Rules, 1989. [Article 221];
APPOINTMENTS
CHIEF ELECTION COMMISSIONER
The Chief Election Commissioner is appointed by the President of Pakistan. The Chief Election Commissioner can be a person, who is, or has been, a judge of the Supreme Court or is, or has been, a judge of a High Court and is qualified to be appointed as a judge of the Supreme Court. The term of Chief Election Commissioner is three years from the day he enters upon his office. The National Assembly may by resolution extend the term of the Commissioner by a period not exceeding one year. The Chief Election Commissioner enjoys the same privileges as of the Chief Justice of Pakistan.
MEMBERS
Each one of the four members of the Election Commission are appointed by the President in consultation with the Chief Justice of the High Court of the province concerned and the Chief Election Commissioner.