"marriage" means the union of a man and a woman to the exclusion of all others, voluntarily entered into for life.

2 At the end of section 88B

Add:

(4)

To avoid doubt, in this Part (including section 88E) "marriage" has the meaning given by subsection 5(1).

3 After section 88E

Insert:

A union solemnised in a foreign country between:

(a) a man and another man; or
(b) a woman and another woman;

must not be recognised as a marriage in Australia.