executive authority

in relation to-

a)the Presidency or a national government component within the President's portfolio, means the President;
b)a national department or national government component within a Cabinet portfolio, means the Minister responsible for such portfolio;
c)the Office of the Commission, means the Chairperson of the Commission;
d)the Office of a Premier or a provincial government component within a Premier's portfolio, means the Premier of that province; and
e)a provincial department or a provincial government component within an Executive Council portfolio, means the member of the Executive Council responsible for such portfolio;