declaring the action of the Respondents No 3 in refusing to receive register and release the sale inrespect of Residential Flat No S3 in Ground Floor above the Stilt Floor of Sandhya Apartments Municipal H No 42747/11S4 with a built up area of 1058 Sq feets including common area together with undivided share in land area of 20 Sq yards out of total area 475 Sq yards on Plot No 16 in Sy No 359/1 and 359/3 of Sardar Patel Nagar MoulaAli Malkajgiri Circle and Mandal Ranga Reddy District as illegal