(1)  The Authority may, on the levee-related land, perform the functions and exercise the powers of the Authority under this Act, under the Local Government Act 1993 or as set out in the Authority Rules.

(2)  Subsection (1) does not limit the area of land on which the Authority may perform the functions, and exercise the powers, of the Authority.

(3)  Subsection (1) applies in relation to land that is levee-related land, whether or not the land is public land or other land.