Western Australian Consolidated Acts (1) Section 15
applies to the publication of defamatory matter on or after commencement day
unless subsection (2) provides otherwise.
(2) Section 15
does not apply to a cause of action relating to the publication of defamatory
matter that accrues on or after commencement day (the
"post-commencement action") if —
(a) the
post-commencement action is one of 2 or more causes of action in proceedings
commenced by the plaintiff;
(b) each
cause of action in the proceedings accrues because of the publication of the
same, or substantially the same, matter on separate occasions (whether by the
same defendant or another defendant);
(c) one
or more of the other causes of action in the proceedings accrued
before commencement day (a "pre-commencement action"); and
(d) the
post-commencement action accrued no later than 12 months after the day on
which the earliest pre-commencement action in the proceedings accrued.