She acquired the same through the Court sale vide I.A.No.2454 of 1992 in O.S.No1941 of 1980. The said Gnanammal sold the said property to the petitioners herein through a sale deed dated 09.07.2007 registered as document No.2589 of 2007, on the file of the Sub Registrar, Kodambakkam, Chennai. Thereafter, the petitioners were in possession of the property from the date of purchase. Then the petitioners approached the Egmore-Nungambakkam Taluk Office for sub-division and transfer of patta in their name. Accordingly, sub-divisions were made in the town survey number as 97/12 and patta was transferred in the petitioners name. Subsequently, the petitioners have put up a house on the said land. While putting up the construction, the petitioners drainage connection was temporarily disconnected. After completing the building work, the petitioners applied for restoration of drainage connection. The first respondent rejected the said application. Hence, the present writ petition is filed.