(1) In a suit for accounts, fee shall be computed on the amount sued for as estimated in the plaint.
(2) Where the amount payable to the plaintiff as ascertained in the suit is in excess of the amount as estimated in the plaint no decree directing payment of the amount as so ascertained shall be passed until the difference between the fee actually paid and the fee that would have been payable, had the suit comprised the whole of the amount so ascertained, is paid.
(3) If the additional fee is not paid within such time as the Court may fix, the decree shall be limited to the amount to which the fee paid extends.
(4) Where in any such suit it is found that any amount is payable to the defendant, on decree shall be passed in his favour until he pays the fee due on the amount.