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ARTICLE · 26 APRIL 2024

New CISA Cybersecurity Incident Reporting Requirements Proposed For Critical Infrastructure Companies

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On April 4, 2024, the Department of Homeland Security's Cybersecurity and Infrastructure Security Agency officially published its Notice of Proposed Rulemaking detailing significant new cybersecurity reporting requirements.

United StatesTechnology
Natasha Kohne
Natasha Kohne
Michelle Reed
Michelle Reed
Joseph Hold
Joseph Hold
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On April 4, 2024, the Department of Homeland Security's (DHS) Cybersecurity and Infrastructure Security Agency (CISA) officially published its Notice of Proposed Rulemaking (NPRM) detailing significant new cybersecurity reporting requirements. If adopted, this proposed rule would require companies in critical infrastructure sectors to report on certain cybersecurity incidents within tight timelines: 72 hours for "substantial cybersecurity incidents," and 24 hours for ransomware payments.

The public has until June 3, 2024 to submit comments.

Background

In March 2022, the Cyber Incident Reporting for Critical Infrastructure Act of 2022 (CIRCIA) established that covered entities must report on covered cybersecurity incidents to CISA, tasking CISA with setting the requirements via rulemaking.1 CIRCIA specifies that covered entities must report cybersecurity incidents within 72 hours after the entity reasonably believes a covered incident has occurred, and 24 hours

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