##### 30CU  Requirement to undertake vulnerability assessment - \(1\) 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, or cause to be undertaken, a vulnerability assessment 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, or cause to be undertaken, a vulnerability assessment 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\. - \(3\) 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\. - \(4\) Before giving a notice to an entity under subsection \(1\) or \(2\) in relation to the 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\. --- ## Source and attribution Saved copy: C2018A00029 / C2026C00213 / f578e546a17068939a3a5a928474713f844dfae8 Scope: navPoint\_123 Compiled 2026\-06\-04\. This does not establish legal commencement\. Official source: https://www\.legislation\.gov\.au/C2018A00029/2026\-06\-04/2026\-06\-04/text/1/epub/OEBPS/document\_1/document\_1\.html Licence: https://creativecommons\.org/licenses/by/4\.0/ Based on content from the Federal Register of Legislation at 1 October 2026\. For the latest information on Australian Government legislation please go to https://www\.legislation\.gov\.au\. Converted XHTML into Tiptap JSON; recovered lists from paragraph classes; kept literal labels and text\. Print layout is changed\. The Commonwealth Coat of Arms is not covered by the CC BY licence\.