Demolition and sealing by MCD

We have a property of total 200sq feet after that court divide the property in between 3 brothers i have left 65sq feet now after the dividation of property i was renovate the house and made new construction on 3rd floor after some time i received a letter through deputy commissioner u/s 345A to told that your GF floor 1st floor and 2nd floor are unauthorized and demand the answer within 3 days of received the letter and replied and told her that we are living here since 1971 and not made any new construction on mentioned floor but made 3rd floor and also the house tax of 3rd floor and a d upper lanter inspite of deputy commissioner passed the order to seal the property on 10th oct 2017 on the same day JE came on our house and demolition the roof i reached the home and asked the order paper but he refused to give any order again i demand the order then he told me the copy of order will be reached you through post But today onwards i didnt get any order related this now kindly help me what should i do in this matter and one more thing i already made a criminal complaint against JE because he demanded me bribe of Rs 1lakhs