(1)  In this Act, biosecurity impact means an adverse effect on the environment, the community or the economy that arises, or has the potential to arise from any biosecurity matter or carrier, or a dealing with biosecurity matter or carrier, being an adverse effect that is a result of, or related to –

(a) the introduction, presence, spread or increase of an animal disease or plant disease into or within Tasmania or any part of Tasmania; or

(b) the introduction, presence, spread or increase of a pest into or within Tasmania or any part of Tasmania; or

(c) an animal or plant, or the product of any animal or plant, that is contaminated; or

(d) any thing, or circumstances, prescribed to have biosecurity impact.

(2)  For the purposes of subsection (1)(c) , an animal or plant, or the product of an animal or plant, is contaminated if it contains a contaminant that makes, or is likely to make, the animal, plant or product –

(a) unfit or unsuitable for use in any commercial or other activity in which it would normally be used; or

(b) a risk to human health, human safety or the environment; or

(c) unfit for export or other trade for which it would normally be used.