If a * consolidated group or * MEC group:
(a) comes into existence at a time during an income year that is not the start of the income year; or
(b) ceases to exist at a time during an income year that is not the end of the income year;
then, for each of the following periods during that income year:
(c) a period throughout which a company is the * head company of that group; or
(d) a period throughout which that company is the head company of a different consolidated group or MEC group; or
(e) a period throughout which that company is a * member of no consolidated group or MEC group;
this Division (except this section) is to have either:
(f) a single application in relation to the whole of the period; or
(g) 2 or more applications, each in relation to a part of that period.