15. (1) The Government may, by notification in the official Gazette, make rules for carrying out the purposes of this Ordinance. (2) In particular, and without prejudice to the generality of the foregoing power, such rules may provide for all or any of the following matters, namely:-(a) the manner in which and the authority to which a person liable to render national service shall offer himself for such service;(b) the officers and authorities by whom notices may be issued under sub-section (1) of section 5, or sub-section (1) of section 7, or sub-section (1) of section 8;(c) the circumstances in which and the grounds on which a person may be exempted from the requirement of rendering national service;(d) the honorarium payable to a person while rendering national service;(e) the manner in which persons may be enrolled for rendering national service in any of the Defence Services;(f) the manner in which persons who have completed national service may be placed on the National Service Reserve;(g) the nature of the training which persons on the National Service Reserve shall undergo, the period of such training, and the honorarium payable to such persons;(h) the officers and authorities by whom certificates under section 9 may be granted;(i) the extent to which and the manner in which persons enrolled for rendering national service in any of the Defence Services or called up for training under sub-section (1) of section 7 shall be subject to the ¹[* * *] Army Act, 1952, the ²[* * *] Navy Ordinance, 1961, or, as the case may be, the ³[* * *] Air Force Act, 1953; and(j) any other matter which may be necessary for carrying out the purposes of this Ordinance.