(d) if he or she ceases to be a Member of Parliament. (5) The salary and allowances of a Vice-President must be charged upon and paid out of the Consolidated Revenue Fund and must not be reduced during the period he or she holds office as such. (6) A Vice-President must not, directly or indirectly, hold any other public office or be employed by any other person while he or she is in office. 89 Resignation of President The President may resign his or her office by written notice to the Speaker, who must immediately give public notice of the resignation. 90 Removal from office of President (1) The Senate, sitting as a court, at the request of at least two-thirds of the Members of the National Assembly, may— (a) impeach and remove the President from office for(i) serious misconduct; (ii) failure to obey, uphold and defend this Constitution; or (iii) wilful violation of this Constitution; or (b) remove the President from office on the ground that he or she is unable to exercise the functions of the office because of physical or mental incapacity. (2) A resolution to remove the President from office must be passed by at least two-thirds of all the members of the Senate. (3) The Chief Justice presides over any proceedings in the Senate for the impeachment or removal from office of the President. (4) After the National Assembly has requested the impeachment or removal from office of the President in terms of subsection (1), the President has no power to dissolve Parliament under this Constitution until the proceedings are completed. 91 Vacation of office, absence or incapacity of President (1) Whenever the office of the President is vacant or the President is absent from Zimbabwe or is unable to perform the functions of his office by reason of illness or any other cause, his functions shall be assumed and performed – (a) where there is only one Vice President, by that Vice President; or (b) where there are two Vice Presidents— (i) by the Vice President whom the President has designated for such an eventuality; or (ii) by the Vice President who last acted as President in terms of this section, where neither Vice President has been designated for such an eventuality in terms of subparagraph (i); or (c) during the absence or incapacity of the Vice President or of both Vice Presidents, as the case may be, by such Minister as may be designated for such an eventuality – (i) by the President; or - 43 -