103 (g) to exercise any other function conferred or imposed on the Commission by this Constitution or an Act of Parliament. (2) The Defence Service Commission, with the approval of the Minister responsible for the Defence Forces, may make regulations for any of the purposes set out in subsection (1). (3) In fixing the salaries, allowances and other benefits of members of the Defence Forces, the Defence Service Commission must act with the approval of the President given on the recommendation of the Minister responsible for finance and after consultation with the Minister responsible for the Defence Forces. PART 3 POLICE SERVICE 11.14 Police Service and its functions (1) There is a Police Service which is responsible for— (a) detecting, investigating and preventing crime; (b) preserving the internal security of Zimbabwe; (c) protecting and securing the lives and property of the people; (d) maintaining law and order; and (e) upholding this Constitution and enforcing the law without fear or favour. (2) The Police Service must exercise its functions in co-operation with— (a) any intelligence service that may be established by law; (b) any body that may be established by law for the purpose of detecting, investigating or preventing particular classes of offences; and (c) regional and international bodies formed to combat crime. (3) The Police Service must be non-partisan, national in character, patriotic, professional and subordinate to the civilian authority as established by this Constitution. (4) An Act of Parliament must provide for the organisation, structure, management, regulation, discipline and, subject to section 11.18, the conditions of service of members of the Police Service. 11.15 Minister responsible for Police Service The President must appoint a Minister to be responsible for the Police Service. 11.16 Commissioner-General of Police (1) The Police Service is under the command of a Commissioner-General of Police appointed by the President after consultation with the Minister responsible for the police. (2) The Commissioner-General of Police is appointed for a five-year term which may be renewed once.