SOCI Act
Security of Critical Infrastructure Act 2018
Australia's critical infrastructure law, covering eleven sectors after its expansion. It adds asset registration, mandatory cyber incident reporting, risk management programs and government assistance powers.
In force: Enacted 2018; greatly expanded by amendments in 2021, 2022 and 2024
Who it applies to
Responsible entities and direct interest holders for critical infrastructure assets in sectors including energy, water, communications, data storage and processing, financial services, health, food and grocery, transport, higher education, defence industry and space.
Key requirements
- Register ownership and operational information for critical infrastructure assets.
- Mandatory cyber incident reporting to the Australian Signals Directorate.
- A Critical Infrastructure Risk Management Program covering cyber, personnel, supply chain and physical hazards, with annual board-approved reporting.
- Enhanced cyber security obligations for Systems of National Significance.
- Government assistance and intervention powers as a last resort during serious incidents.
Breach and incident notification
Critical cyber incidents having a significant impact are reported within 12 hours of becoming aware; other cyber incidents with a relevant impact within 72 hours, to the Australian Signals Directorate's ACSC.
Penalties
Civil penalties for non-compliance with the Act's obligations, enforced by the Cyber and Infrastructure Security Centre.
Related frameworks
Shows up on these exams
Official source
Cyber and Infrastructure Security Centre: SOCI ActNot legal advice
This is a study summary, not legal advice. Laws and their guidance change, and obligations depend on your facts and jurisdiction. Check the official source and the current, dated text, and consult a qualified lawyer before acting.
Go deeper
OT security lab
Practise this topic hands-on.
Breach timeline lab
Practise this topic hands-on.
Privacy Act 1988 / NDB
Australia - Privacy & data protection
CER Directive
European Union - Critical infrastructure
UK NIS Regulations
United Kingdom - Critical infrastructure
CIRCIA
United States (federal) - Critical infrastructure
Singapore Cybersecurity Act
Singapore - Critical infrastructure