(1) This section applies in relation to a decision if:
(a) the decision was made under subregulation 37HA(1) or 37JC(1) of the old regulations before 1 April 2018; and
(b) immediately before that day, both of the following apply:
(i) an application for internal review of the decision has not been made under regulation 37JE of the old regulations;
(ii) the time for a person to make such an application has not ended.
(2) Section 50 of this instrument applies, on and after 1 April 2018, in relation to the decision if as the decision had been made under section 42 or 49 of this instrument (as the case may be).