9	Himachal Pradesh	Installation of rainwater harvesting system has been made mandatory for all buildings to be constructed in urban areas of the State and no building plan without rain water harvesting system can be approved. Construction of rainwater harvesting system has also been made mandatory for all schools, Government buildings and Rest Houses, upcoming industries, bus stands etc.
10	Jharkhand	Ranchi Regional Development Authority amended building byelaws in November, 2006 and made adoption of rainwater harvesting and recharge well mandatory for multi-dwelling and commercial units.
11	Karnataka	Amended Rules of Bangalore Water Supply and Sewerage Board which provide for mandatory provision of rainwater harvesting structures by every owner with area of 2400 sq.ft and above, or every owner who proposes to construct new buildings with site area more than 1200 sq. ft.
12	Kerala	An amendment was made in Kerala Municipality Building Rules, 1999 incorporating rainwater harvesting arrangements.
13	Madhya Pradesh	Incorporated mandatory provision for rainwater harvesting in the M.P. Bhumi Vikas Niyam (1984), Rule 78 (4) makes it mandatory to provide for rainwater harvesting in all houses of more than 140 sq.m.
14	Maharashtra	• Launched rain water recharge scheme named 'Shivkalin Pani Sathawan Yojana' (Shivkalin Water Recharge Scheme) in the State from 2002. Under this scheme, drinking water sources are strengthened by recharging rainwater through different water harvesting structures. This scheme is implemented in rural areas. • In urban areas, keeping in view the constraint of the available space, provision has been made in the Development Control Rules to make provision of rainwater harvesting scheme in Greater Mumbai Municipal Corporation Area and other Municipal areas of the State.
15	Meghalaya	Roof Top Rainwater Harvesting made mandatory for buildings above 100 sq.m area.
16	Nagaland	The State Government has made provision for roof top rainwater compulsory for all new Government buildings.
17	Odisha	The Odisha Legislative Assembly has already passed a bill during 2012 on 'Ground Water(Regulation, Development & Management)for the state of Odisha. The bill contains provisions for roof top rain water harvesting and artificial recharge for buildings, particularly in urban and peri-urban areas of the State.
18	Punjab	• Department of Local Government have amended and notified the building byelaws and have made mandatory Rainwater Harvesting System in all buildings above 200 sq. yards. The same has been adopted by all Urban Local Bodies of the State. • Punjab Urban Development Authority has also made provision of rainwater harvesting mandatory in all institutional buildings while approving building plans as well as licensed colonies developed by private promoters.
19	Rajasthan	Provision of rainwater harvesting made mandatory in respect of plots having more than 300 sq m area in Nagar Nigam/ Nagar Parishad/ Nagar Palika area and notification in this respect issued vide letter dated 16.01.2006 by the Local Self Department.
20	Sikkim	Springshed development has been made by Rural Development Department, Sikkim for augmentation of drinking water supply in rural areas.