are stated to have paid water charges and sewerage charges as and when bills were raised by the Municipal Corporation. The properties had a metered water connection. Since the structures had become dilapidated, the Petitioners applied for repair permission. Plans for repair were sanctioned and Intimations Of Disapproval (IODs)in respect of the three buildings were issued on 4th June, 2002, 6th April, 2002 and 17th April, 2003. One of the conditions in the IODs required the Petitioners to pay extra water and sewerage charges to the Assistant Engineer, Water Works of 'F' South Ward. On 3rd May, 2003 the Assistant Engineer required the Petitioners to furnish an undertaking that no municipal water would be used for construction purposes failing which extra water charges would be recovered. According to the Petitioners they have complied with the terms of the permission dated 3rd May, 2003. The water connections were disconnected during the period when construction was being carried out on 8th April, 2003, 3rd May, 2003 and 17th October, 2003. These connections were restored in April 2004 and January 2006. During the aforesaid period extra sewerage charges were paid by the Petitioners. The case of the Petitioners is that they had utilized tanker water during the work of construction. After the work was complete and completion