Where –

(a) a permit or lease ceases to be in force in respect of a block in respect of which a licence is granted; or

(aa) a permit ceases to be in force in respect of a block in respect of which a lease is granted; or

(b) a permit or lease has been wholly determined or partly determined; or

(c) a title or special prospecting authority has expired –

the Minister shall enter in the register a memorial of the fact.