Constitution of Zambia (Amendment) [No. 2 of 2016 137. (1) There shall be a Deputy Chief Justice who shall— 59 Deputy Chief Justice (a) perform the functions of the Chief Justice, when the Chief Justice is absent or there is a vacancy in the office of Chief Justice; (b) assist the Chief Justice in the administration of the Judiciary; and (c) perform the functions assigned by the Chief Justice. (2) The President shall, in consultation with the Judicial Service Commission, designate a judge of the Supreme Court to perform the functions of the Deputy Chief Justice where— (a) the office of the Deputy Chief Justice is vacant; (b) the Deputy Chief Justice is acting as Chief Justice; or (c) the Deputy Chief Justice is for a reason unable to perform the functions of that office. 138. (1) There shall be a President of the Constitutional Court who is the head of the Constitutional Court. President of Constitutional Court (2) The President of the Constitutional Court shall be responsible for the administration of the Constitutional Court under the direction of the Chief Justice. 139. (1) There shall be a Deputy President of the Constitutional Court who shall— (a) perform the functions of the President of the Constitutional Court, when the President of the Constitutional Court is absent or there is a vacancy in the office of President of the Constitutional Court; (b) assist the President of the Constitutional Court in the administration of the Constitutional Court; and (c) perform the functions assigned by the President of the Constitutional Court. (2) The President shall, in consultation with the Judicial Service Commission, designate a judge of the Constitutional Court to perform the functions of the Deputy President of the Constitutional Court where— (a) the office of the Deputy President of the Constitutional Court is vacant; Deputy President of Constitutional Court