After section 12--
insert--
'(1) This section applies to a person who started a unit of competency titled THTSOP20A (Construct normal international airfares) before the commencement of this section.
'(2) The person may satisfy the requirement mentioned in schedule 3, section 1(1)(a)(i) by either--
(a) the successful completion of the unit of competency mentioned in subsection (1), whether the completion is before or after the commencement of this section; or
(b) the successful completion of the unit of competency mentioned in schedule 3, section 1(1)(a)(i).'.