(1) The whole of this Act extends to the following Territories:
(a) Norfolk Island;
(b) the Territory of Christmas Island;
(c) the Territory of Cocos (Keeling) Islands.
(2) Part V applies both within and without Australia.
(3) Part VII applies to and in relation to:
(a) marriages solemnised, or intended or purporting to be solemnised, in Australia; and
(b) marriages solemnised, or intended or purporting to be solemnised, under Part V;
and, in relation to such marriages, applies both within and without Australia.
(4) Section 73, Part VA and section 111 extend to all the external Territories.