(a) the debt for which the charge was given has been paid or satisfied in whole or in part; or

(b) the property or undertaking charged or any part thereof has been released from the charge or has ceased to form part of the company's property or undertaking of the company concerned,

the company shall, within fourteen days after the payment, satisfaction, release or cessation referred to above, lodge with the Registrar in the prescribed form a memorandum of satisfaction in whole or in part, or of the fact that the property or undertaking or any part thereof has been released from the charge or has ceased to form part of the company's property or undertaking, as the case may be, and the Registrar shall enter particulars of that memorandum in the register.

(2) The memorandum must be supported by evidence sufficient to satisfy the Registrar of the payment, satisfaction, release or ceasing referred to in subsection (1).