Section 70(1)(c) in Faridabad Complex Administration Building Rules, 1989
(c)within 60 metres from any percolation well, water course or stream used or likely to be used for drinking or domestic purpose or for manufacture or preparation of any articles of food or drink for human consumption and it shall be readily accessible so as to permit cleaning operations being carried out without interference with the operation of any water borne sanitary installation as a whole.