law: 3. Power to make rules in respect of certain classes of public employment in certain areas.
  (1) The Central Government may, by notification in the Official Gazette, make rules prescribing, in regard to appointments to
  (a) any subordinate service or post under the State Government of Andhra Pradesh, or
  (b) any subordinate service or post under the control of the Administrator of Himachal Pradesh, Manipur or Tripura, or
  (c) any service or post under a 1 [local or other authority] (other than a cantonment board) within the Telangana area of Andhra Pradesh or within the Union territory of Himachal Pradesh, Manipur or Tripura, any requirement as to residence within the Telangana area or the said Union territory, as the case may be, prior to such appointment.
  (2) In this section,
  2 [(a) "Himachal Pradesh" includes the territories specified in sub-section (1) of section 5 of the Punjab Reorganisation Act, 1966 (11 of 1966);]
  3 [(aa)]"subordinate service or post" means any service or post appointments to which are not notified in the Official Gazette but includes any service of tehsildars;
  (b) "Telangana area" comprises all the territories specified in sub-section (1) of section 3 of the States Reorganisation Act, 1956 (37 of 1956).