(1) When any building or any portion of a building, which is liable to the payment of property tax is demolished or removed, otherwise than by order of the Chairperson, the person primarily liable for the payment of the said tax shall give notice thereof in writing to the Chairperson.
    (2) Until such notice is given, the person aforesaid shall continue to be liable to the payment of such property tax as he would have been liable to pay in respect of such building if the same or any portion thereof had not been demolished or removed.