(1) A provision of this part that provides for the director-general to exercise a function in an emergency provides for the director-general to exercise that function if—
(a) the director-general reasonably believes it is necessary to exercise the function because of an emergency declaration; or
(b) the director-general otherwise reasonably believes it is necessary to exercise the function because—
(i) a biosecurity emergency has happened, is happening or is likely to happen; or
(ii) the director-general reasonably suspects a biosecurity emergency has happened, is happening or is likely to happen.
(2)
A function under this part is taken to have been exercised in an
emergency if it is exercised by the director-general in the circumstances
mentioned in subsection (1).