For AI agents: read the machine-readable documentation index at /llms.txt or the single-file full reference at /llms-full.txt.

DATA SECURITY

MCL ch. 500, subtit. Act 218 of 1956, ch. 5A
in effect

MCL 500.550 Private cause of action not created; exclusive standards.

MCL 500.553 Definitions.

MCL 500.555 Comprehensive written information security program; requirements; duties of licensee and board of directors; third-party service provider; incident response plan; certification of compliance.

MCL 500.557 Occurrence of cybersecurity event; investigation; maintenance of records.

MCL 500.559 Notification of cybersecurity event involving nonpublic information; duty to update and supplement notifications to director; contents; application to third-party service provider; duties of ceding insurers with direct contractual relationship.

MCL 500.561 Notice of cybersecurity event to residents of this state; conditions and requirements; duties of licensee; substitute notice; notification to certain consumer reporting agencies; exception; compliance with health insurance portability and accountability act considered compliance with section; notice with intent to defraud; misdemeanor; penalty; failure to provide notice; civil fine; aggregate liability; applicability of section; definitions.

MCL 500.563 Confidentiality; use of documents, materials, or other information; duties of director.

MCL 500.565 Exemption for certain licensees; timeline for implementation and compliance.

Source: Michigan Legislature (legislature.mi.gov)URL: https://legislature.mi.gov/documents/mcl/Chapter%20500.xmlFetched: 10/20/2026