(1) For the purposes of this Chapter, and any other provision of this Act to the extent that it relates to this Chapter, biosecurity risk means (subject to subsection (2)):
(a) the likelihood of a disease or pest:
(i) entering Australian territory or a part of Australian territory; or
(ii) emerging, establishing itself or spreading in Australian territory or a part of Australian territory; and
(b) the potential for any of the following:
(i) the disease or pest to cause harm to human, animal or plant health;
(ii) the disease or pest to cause harm to the environment;
(iii) economic consequences associated with the entry, emergence, establishment or spread of the disease or pest.
(2) However, if a pest is suspected of being, or is known to be, an invasive pest, biosecurity risk means:
(a) the likelihood of the invasive pest:
(i) entering Australian territory or a part of Australian territory; or
(ii) emerging, establishing itself or spreading in Australian territory or a part of Australian territory; and
(b) the potential for the invasive pest to cause harm to ecosystems, habitats or species.
Note: See sections 25 and 26 in relation to the application of this Act in relation to invasive pests.