4. Establishment of regions.

(a) declare any area in the State to be a region for the purposes of this Act;
(b) define the limits of such area; and
(c) specify the name by which such region shall be known.
(a) alter the limits of a region so as to include therein or exclude therefrom such area as may be specified in the notification;
(b) amalgamate two or more regions so as to form one region;
(c) divide any region into two or more regions; or
(d) declare that the whole or part of the area comprising a region shall cease to be a region or part thereof.