(1) Despite any enactment to the contrary, no part of the public foreshore and seabed may be alienated or otherwise disposed of.
(2) However, subsection (1) does not prevent the alienation of any part of the public foreshore and seabed—
(a) by a special Act of Parliament enacted after the commencement of this section; or
(b) under section 355, in accordance with sections 355AA or 355AB, of the Resource Management Act 1991.