Regulations made under clause (2) of this article shall include regulations in respect of— (a) the control and administration of the Police Service; (b) the ranks of officers and men of each unit of the Police Service, the members of each rank and the use of uniforms by the members; (c) the conditions of service including those relating to the enrolment, salaries, pensions, gratuities and other allowances of officers and men; (d) the authority and powers of command of officers and men of the Police Service; and (e) the delegation to other persons of powers to discipline persons and the conditions subject to which delegations may be made.