For the purposes of subsection 20(1) of the Act:
(a) the following are the nominated officials in relation to immediately reportable matters, to which this Part applies, that are reported under section 18 of the Act:
(i) the National Rail Safety Regulator;
(ii) a staff member; and
(b) the National Rail Safety Regulator is the nominated official in relation to routine reportable matters and immediately reportable matters, to which this Part applies, that are reported under section 19 of the Act.