5.—(1) Any person who exercises any function under this Part must exercise that function with the objective of furthering sustainable development.
(2) For the purposes of subsection (1) the person must take account of—
(a)policies and guidance issued by—
(i)the Office of the First Minister and deputy First Minister;
(ii)the Department;
(iii)the Department for Regional Development;
(b)any matters which appear to that person to be relevant.