(4) If, in relation to an application under subsection (2), the Minister is satisfied having regard to the provisions of section 4 that it is appropriate to do so, he or she may prescribe the class or classes of persons concerned employed or otherwise engaged by the organisation or body in the provision of its services as prescribed persons for the purposes of that section and, in particular, the Minister shall be satisfied that members of that class or those classes are qualified to provide such services and to form a view referred to in subsection (14) of that section in relation to a child or vulnerable person in the circumstance referred to in that subsection.