(1) A
"prescribed environmental matter" is any of the following matters prescribed
under a regulation to be a prescribed environmental matter—
(a) a matter of
national environmental significance;
(b) a matter of State environmental
significance;
(c) a matter of local environmental significance.
(2) The
prescription of a prescribed environmental matter may be made by reference to
a matter declared, defined, designated, established, listed, prescribed or
otherwise described under this Act or another Act.
(b) it is, or may be, the subject of an approval for the
taking of an action or class of actions in relation to the matter under
section 46or 146B of that Act.