(1)  In this Act, an emergency includes –

(a) an event in respect of which an emergency order has been made; and

(b) the occurrence, suspected occurrence or imminent occurrence of a biosecurity emergency.

(2)  In this Act, an act or function is performed by a person in an emergency if the person, at the time of performing the act or function, reasonably believes or suspects that –

(a) the performance of the act or function is necessary under an emergency order; or

(b) a biosecurity emergency is occurring, has occurred or is imminent and the performance of the act or function is necessary to assess, prevent, control or manage the biosecurity emergency.