law: Water (Prevention and Control of Pollution) Act, 1974
  55. Local Authorities to Assist.
  
  All local authorities shall render such help
  
  and assistance and furnish such information to the Board as it may require for
  
  the discharge of its functions, and shall make available to the Board for
  
  inspection and examination such records, maps, plans and other documents as may
  
  be necessary for the discharge of its functions.