62.—(1) Where a registered mortgage has been discharged, the Registrar shall, on production of the mortgage deed and with such evidence of the discharge as satisfies him that the mortgage has been discharged, record in the Register that the mortgage has been discharged.
(2) If for good reason the registered mortgage cannot be produced to the Registrar, he may, on being satisfied that the mortgage has been properly discharged, record in the Register that the mortgage has been discharged.