(11)A register of movable property shall be maintained in the prescribed from (Reg. 80) in which separate pages shall be allotted for the entries relating to each estate. When the property or a portion of it is disposed of by sale or otherwise, columns 6 to 8 of the register shall be posted. If the sale proceeds are immediately realized, they shall be brought to account directly in the cash book. If they are to be realized subsequently or by installments, the demand shall be entered in the register of Miscellaneous Demands in the prescribed from (Reg 81), and a reference to the entry in the demand register shall be quoted in the remarks column of the property register against the entry concerned.