Western Australian Consolidated Regulations A ticket is not valid
if —
(a) it
is torn;
(b) it
must be validated by a machine before the commencement of a journey and it has
not been so validated;
(c) it
is in such a condition that the printing or writing on it is not readily
legible;
(d) the
printing on it has been altered, added to, erased, or obliterated;
(e) the
period of duration of the ticket expired before the passenger boarded the
conveyance;
(f) it
is not being used in accordance with any condition on which it was issued;
(g) it
is used or purported to be used beyond the point for which the fare has been
paid; or
(h) a
current certificate or concession card is required to be held by a passenger
as a condition of the use of the ticket and that certificate or concession
card is not presented on demand to a driver, master, or authorised person.