law: Standards of Weights and Measures (Enforcement) Act, 1985
  Chapter II:
  
  Appointment of Controllers, Inspectors and Other Officers
  5. Appointment of
  
  Controllers, Inspectors and other officers and staff.-
  1.  The
  
  State Government may, by notification, appoint a Controller of Legal Metrology
  
  for the State and as many Additional, Joint, Deputy or Assistant Controllers,
  
  Inspectors, and other officers and staff as may be necessary for exercising the
  
  powers, and efficiently discharging the duties, conferred or imposed on them by
  
  or under this Act or the Standards Act.
  2.  Every
  
  Additional Controller, Inspector or other officer, appointed under sub-section
  
  (1), shall exercise such powers and discharge such functions of the Controller
  
  as the State Government may, by notification, authorise in this behalf.
  3.  The
  
  Controller may, by general or special order, define the local limits within
  
  which each Additional Controller, Inspector or other officer, appointed under
  
  sub-section (1), shall exercise his powers and discharge the duties conferred
  
  or imposed on him by or under this Act.
  4.    Subject
  
  to the provisions of this Act, every Additional Controller, Inspector and other
  
  officer appointed under sub-section (1), shall exercise his powers and
  
  discharge the duties of his office under the general superintendence, direction
  
  and control of the Controller and shall exercise those powers and discharge
  
  those duties in the same manner and with the same effect as if they had been
  
  conferred or imposed on him directly by or under this Act and not by way of
  
  authorisation.
  5. The
  
  Controller and every Additional Controller and other officer authorised by or
  
  under this Act may also--
  a.   perform all or any of
  
  the functions of, and
  b.   exercise all or any
  
  of the powers conferred by this Act or any rule or order made there under, on,
  
  an Inspector.