(1)  When a folio of the Register has been created for a leasehold estate, the Recorder –

(a) is to record the creation of that folio on the folio of the Register evidencing the lessor's title; and

(b) is to register on that leasehold folio all dealings with the lease.

(c) .  .  .  .  .  .  .  .  

(2)  On the determination of a lease, otherwise than by effluxion of time, the Recorder shall cancel the folio of the Register, or the edition of the folio of the Register, for the leasehold estate, and on the expiry of the term of the lease the folio, or the edition of the folio, of the Register for the leasehold estate shall be deemed to be so cancelled.