(3) The National Civil Service Commission shall address imbalances in the National Civil Service in order to create a sense of national belonging. Interim Tasks of the National Civil Service Commission 138 The National Civil Service Commission shall have the following tasks:(a) formulation of policies for training and recruitment into the national civil service, targeting between twenty to thirty percent of the positions to be confirmed upon the outcome of the census referred to herein for people of Southern Sudan who qualify, (b) ensuring that not less than twenty percent of the middle and upper level positions in the national civil service, including the positions of undersecretaries, are filled with qualified persons from Southern Sudan within the first three years of the Interim Period and achieving twenty five percent in five years and the final target figure referred to in sub-Article (a) above, within six years, (c) reviewing, after the first three years of the Interim Period, the progress made in implementing the formulated policies and setting new goals and targets as necessary, taking into account the census results. National Employees Justice Chamber 139 (1) There shall be established by law a National Employees Justice Chamber and shall be composed of chairperson and members of proven competence, experience, integrity and impartiality. (2) The National Employees Justice Chamber shall, without prejudice to the right of resorting to courts, be competent to consider and determine grievances by national public service employees. (3) The supervision over the Chamber and appointment of its chairperson shall be made by the President of the Republic. 53