(1) The Secretary may, by written notice given to an entity that is the responsible entity for a system of national significance, require the entity to:
(a) undertake a cyber security exercise in relation to:
(i) the system; and
(ii) all types of cyber security incidents; and
(b) do so within the period specified in the notice.
(2) The Secretary may, by written notice given to an entity that is the responsible entity for a system of national significance, require the entity to:
(a) undertake a cyber security exercise in relation to:
(i) the system; and
(ii) one or more specified types of cyber security incidents; and
(b) do so within the period specified in the notice.
(3) The period specified in a notice under subsection (1) or (2) must not be earlier than the end of the 30 - day period that began when the notice was given.
(4) A notice under subsection (1) or (2) may also require the entity to do any or all of the following things:
(a) allow one or more specified designated officers to observe the cyber security exercise;
(b) provide those designated officers with access to premises for the purposes of observing the cyber security exercise;
(c) provide those designated officers with reasonable assistance and facilities that are reasonably necessary to allow those designated officers to observe the cyber security exercise;
(d) allow those designated officers to make such records as are reasonably necessary for the purposes of monitoring compliance with the notice;
(e) give those designated officers reasonable notice of the time when the cyber security exercise will begin.
(5) In deciding whether to give a notice to an entity under subsection (1) or (2), the Secretary must have regard to:
(a) the costs that are likely to be incurred by the entity in complying with the notice; and
(b) the reasonableness and proportionality of the requirement in the notice; and
(c) such other matters (if any) as the Secretary considers relevant.
(6) Before giving a notice to an entity under subsection (1) or (2) in relation to a system of national significance, the Secretary must consult:
(a) the entity; and
(b) if there is a relevant Commonwealth regulator that has functions relating to the security of that system--the relevant Commonwealth regulator.