Hawaii Revised Statutes Division 2. Business § 431:3B-305

(a) In the case of a cybersecurity event involving nonpublic information that is used by the licensee that is acting as an assuming insurer or in the possession, custody, or control of a licensee that is acting as an assuming insurer and that does not have a direct contractual relationship with the affected consumers, the assuming insurer shall notify its affected ceding insurers and the commissioner of its state of domicile within three business days of making the determination that a cybersecurity event has occurred.

(b) In the case of a cybersecurity event involving nonpublic information that is in the possession, custody, or control of a third-party service provider of a licensee that is an assuming insurer, the assuming insurer shall notify its affected ceding insurers and the commissioner of its state of domicile within three business days of receiving notice from its third-party service provider that a cybersecurity event has occurred.

(c) The ceding insurers that have a direct contractual relationship with affected consumers shall fulfill the consumer notification requirements imposed under chapter 487N and any other notification requirements relating to a cybersecurity event imposed under this part.