law: Airports Economic Regulatory Authority of India Act, 2008
  14. Powers of
  
  Authority to call for information, conduct investigations, etc. -
  1. 
  
   Where
  
  the Authority considers it expedient so to do, it may by order in writing-
  a.    call upon any service
  
  provider at any time to furnish in writing such information or explanation
  
  relating to its functions as the Authority may require to access the
  
  performance of the service provider; or
  b.    appoint one or more
  
  persons to make an inquiry in relation to the affairs of any service provider;
  
  and(c) direct any of its officers or employees to inspect the books of account
  
  or other documents of any service provider. 
  1. 
  
  
  
   
  2. 
  
   Where
  
  any inquiry in relation to the affairs of a service provider has been
  
  undertaken under sub-section (1)-
  a.    every office of the
  
  Government department, if such service provider is a department of the
  
  Government; or
  b.    every director,
  
  manager, secretary or other officer, if such service provider is a company; or
  c.    every partner,
  
  manager, secretary or other officer, if such service provider is a firm; or
  d.    every other person or
  
  body of persons who has had dealings in the course of business with any of the
  
  persons mentioned in clauses (b) or (c),shall be bound to produce before the
  
  Authority making the inquiry, all such books of account or other documents in
  
  his custody or power relating to, or having a bearing on the subject-matter of
  
  such inquiry and also to furnish to the Authority with any such statement or
  
  information relating thereto, as the case may be, required of him, within such
  
  time as may be specified. 
  1. 
  
   
  2. 
  
   
  3. 
  
   Every
  
  service provider shall maintain such books of account or other documents as may
  
  be prescribed.
  4. 
  
   The
  
  Authority shall have the power to issue such directions to monitor the
  
  performance of the service providers as it may consider necessary for proper
  
  functioning by service providers.