Real Property Act 1886

If a lessee has given written notice to the lessor, or the agent of the lessor, of his or her intention to give up possession of land comprised in a registered lease, the Registrar‑General may, on application by the lessor in the appropriate form, and on production of such evidence as the Registrar‑General may require that the lessee has abandoned the occupation of the land comprised in the lease, make a record in the Register Book, and the record will then operate as a surrender of the lease.