Section 2(1)(xxxix) in Maharashtra Groundwater (Development and Management) Act, 2009
(xxxix)"well" means a well sunk for the search or extraction of groundwater by a person or persons and includes open-well, dug-well, bore-well, dug-cumbore-well, tube-well, filter point, collector well, infiltration gallery, recharge well, disposal well or any of their combinations or variations, excluding the structures sunk by the authorised officials of the Central or the State Government for carrying out scientific investigations, exploration, augmentation, conservation, protection or management of groundwater.