(1) The relevant authority may, from time to time, by advertisement in the daily newspapers or elsewhere, invite persons to apply for appointment as officers.
(2) The relevant authority shall specify in any such advertisement:
(a) the classes of positions in respect of which applications for appointment are invited;
(b) the salaries, or limits of salaries, that will be applicable upon appointment;
(c) where applicable:
(i) the age limits for appointment;
(ii) the qualifications required to be possessed before appointment and the period, if any, within which the qualifications or any of them must have been obtained; and
(iii) the date on which persons who obtained or obtain the required qualifications during a period specified for the purposes of the last preceding subparagraph will cease to be qualified for appointment by virtue of those qualifications;
(d) the manner of ascertaining the order in which offers of appointmentwill be made;
(e) the date by which applications for appointment are required to be received; and
(f) such other matters, if any, as the relevant authority considersdesirable.
(3) Offers of appointment to qualified persons who have applied for appointment in pursuance of an advertisement under this section shall be made in the order ascertained in accordance with the terms of the advertisement.
(4) Nothing in this section prevents the appointment as an officer of a qualified person who has applied for appointment otherwise than in pursuance of an advertisement under this section.