(1) The expression lease includes:
(a) a lease enforceable in equity; or
(b) a contract that contains a statement to the effect that it is a lease; or
(c) anything that, at or before the time of its creation, is, for any purpose, by a law of the Commonwealth, a State or a Territory, declared to be or described as a lease.
References to mining lease
(2) In the case only of references to a mining lease, the expression lease also includes a licence issued, or an authority given, by or under a law of the Commonwealth, a State or a Territory.