(b) The southern Sudan level, the powers and functions of which shall be prescribed by the Interim Constitution of Southern Sudan and the law, (c) The state level, the powers and functions of which shall be prescribed by state constitution and the law, (3) The police at national, southern Sudan and state levels, shall co-ordinate, co-operate and assist each other in the discharge of their functions, and to that end, shall recommend, through their respective authorities to the Presidency the establishment of these necessary mechanisms. Prisons and Wildlife Services 149 (1) (a) There shall be established at the National, Southern Sudan and state levels, prison services whose functions, terms and conditions of service shall be prescribed by law, (b) Prisons are correctional and rehabilitative institutions; treatment that is cruel, inhuman, degrading of the prisoners’ dignity, or that may expose their health to danger shall be prohibited and punishable by law. (2) Pursuant to Article11(2) of this Constitution, there shall be established at the National, Southern Sudan and state levels, wildlife protection service whose functions and terms and conditions of services shall be prescribed by law. CHAPTER III THE NATIONAL SECURITY The National Security Council 150 (1) There shall be at the national level a National Security Council, the composition and functions of which shall be determined by a National Security Act. (2) The National Security Council shall define the national security strategy based on the analysis of all threats to security of the Sudan. (3) There shall be established security committees at the Government of Southern Sudan and state levels; their 59