S Jagannath Vs UOI, AIR 1997 SC 811

Hon'ble Supreme Court of India observed as under, "we direct all the respondent-States not to permit the setting up of any industry or the construction of any type on the area at least up to 500 metres from the sea water at the maximum High Tide. The abovesaid area i.e. from the High Tide Level up to 500 metres shall be kept free from all construction of any type.”