(1) The interests that may be acquired under this Act are:
(a) a legal or equitable estate or interest in land; and
(b) any other right (including a right under an option and a right of redemption), charge, power or privilege over, or in connection with, land or an interest in land.
(2) Those interests include:
(a) an interest of the Commonwealth, a State or a Territory in Crown land;
(b) an interest that did not previously exist in relation to particular land;
(c) an easement in gross; and
(d) a restriction on the use of the land, whether or not annexed to particular land.