Hyderabad: Citizens acquiring a house or building one have to first construct a rain water harvesting (RWH) pit in their plots and then apply for permission to build one.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/rain-harvesting-pit-must-new-houses
[2] http://admin.indiaenvironmentportal.org.in/category/author/m-roushan-ali
[3] http://admin.indiaenvironmentportal.org.in/category/newspaper/deccan-chronicle-hyderabad
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/andhra-pradesh
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/hyderabad-t
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/water-harvesting
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/housing-construction
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/buildings
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/habitat-and-urbanisation