318. In the case of the Union Commission or a Joint Commission, the President and, in the case of a State Commission, the Governor or Rajpramukh of the State may by regulations—
(a) determine the number of members of the Commission and their conditions of service; and
(b) make provision with respect to the number of members of the staff of the Commission and their conditions of service:
Provided that the conditions of service of a member of a Public Service Commission shall not be varied to his disadvantage after his appointment.
319. On ceasing to hold office—
(a) the Chairman of the Union Public Service Commission shall be ineligible for further employment either under the Government of India or under the Government of a State;
(b) the Chairman of a State Public Service Commission shall be eligible for appointment as the Chairman or any other member of the Union Public Service Commission or as the Chairman of any other State Public Service Commission, but not for any other employment either under the Government of India or under the Government of a State;
(c) a member other than the Chairman of the Union Public Service Commission shall be eligible for appointment as the Chairman of the Union Public Service Commission or as the Chairman of a State Public Service Commission, but not for any other employment either under the Government of India or under the Government of a State;
(d) a member other than the Chairman of a State Public Service Commission shall be eligible for appointment as the Chairman or any other member of the Union Public Service Commission or as the Chairman of that or any other State Public Service Commission, but not for any other employment either under the Government of India or under the Government of a State.
320. (1) It shall be the duty of the Union and the State Public Service Commissions to conduct examinations for appointments to the services of the Union
Power to make regulations as to conditions of service of members and staff of the Commission.
Prohibition as to the holding of offices by members of Commission on ceasing to be such members.
Functions of Public Service Commissions.