Appointment to the posts of Subedar-Majors or Subedars may be made by the Inspector-General of Sub-Inspectors by the Deputy Inspector-General. or Additional Deputy Inspector General, and of enrolled persons by the Commandant or any other officer of the Force who may be appointed as enrolling officer by the Director General, respectively in the following manner and their conditions of service shall be such as may be provided in the rules by the Central Government in this behalf:
(a) by direct recruitment ;
(b) by transfer on deputation from the Defence Forces, any other armed forces of the Union, State Police, any other department of the Central Government or of the State Government or autonomous bodies;
(c) By promotion as may be prescribed from time to time;
(d) By transfer;
(e) By re-employment.