25. Staff  26. Class-child ratio  (i)  not more than four persons may be appointed as Minister or Assistant Minister from  amongst persons who arenot Members of the Assembly but are qualified for election as  such; and  (ii)  if occasion arises for making an appointment to the office of a Minister or an Assistant  Minister while Parliament is dissolved a person who was a Member of the Assembly  beforethe dissolution may be appointed as a Minister or an Assistant Minister.  PART II  The Cabinet  (ss 42-46)  42.  Ministers and Assistant Ministers 43.  Tenure of office of Ministers and Assistant Ministers  41.  Protection of Pre sident in respect of legal proceedings 40.  Salary and allowances of President  (i)  if his or her appointment is revoked by the Vice -President;  (ii)  if he or she ceases to be a Member of the Assembly otherwise  than by reason of a  dissolution of Parliament; or (iii) if the Vice-President ceases to perform the functions of the office of President. Provided that a person appointed under this subsection shall cease to perform the  functions of the office of Vice -President-  (6) In this section references to Members of the Assembly shall, in the event of Parliament  being dissolved, be construed as references to those persons who immediately before the  dissolution were Members of the Assembly.  (1) The President shall receive such salary and allowances as may be prescribed by  resolution of the National Assembly, which shall be a charge on the general revenues of the  Republic.  (2) The salary and allowances of the President shall not be altered to his or her  disadvantage during his or her period of office. (3) A person who has held the off ice of President shall receive such pension or, upon the  expiration of his or her term of office, such gratuity as may be prescribed by resolution of the  National Assembly, which shall be a charge on the Consolidated Fund. (1) Whilst any person holds or performs the functions of the office of President no criminal  proceedings shall be instituted or continued against him or her in respect of anything done or  omitted to be done by him or her either in his or her official capacity or in his or her private capacity  and no civil proceedings shall be instituted or continued in respect of which relief is claimed  against him or her in respect of anything done or omitted to be done in his or he r private capacity. (2) Where provision is made by law limiting the time within which proceedings of any  description may be brought against any person, the term of any person in the office of President  shall not be taken into account in calculating any pe riod of time prescribed by that law which  determines whether any such proceedings as are mentioned in subsection (1) of this section may  be brought against that person. (1) There shall be such offices of Minister of the Government (not exceeding six or such  other number as Parliament may from time to time provide) as may be established by Parliament  or, subject to the provisions of any Act of Parliament, by the President. (2) There shall be such offices of Assistant Minister (not exceeding three or such number  as Parliament may from time to time provide) as may be established by Parliament or, subject to  the provisions of any Act of Parliament, by the President. (3) Appointments to the office of Minister or Assistant Minister shall be made by the  President from among Members of the National Assembly: Provided that-  The office of any Minister or Assistant Minister shall become vacant -  Copyright Government of Botswana