HI SB2288

Defines "imminently dangerous to self, others, or property" as likely to cause harm within 45 days without intervention, and expands "dangerous to others" to include assault, battery, threats, and crimes against others.

Creates mandatory treatment orders for defendants found not guilty by reason of severe cognitive impairment, with options including involuntary hospitalization, outpatient treatment, supportive housing placement, and participation in addiction or therapy programs.

Requires courts to hold review hearings every 120 days to assess whether treatment orders should be modified or terminated, with defendants or interested parties able to petition for changes.

Allows defendants who remain arrest-free for at least 5 years under a treatment order to petition for expungement of prior petty misdemeanor or misdemeanor convictions.

Adds definitions to the Hawaii Penal Code including "severe cognitive impairment" (mental disease preventing understanding of wrongfulness or conforming conduct to law), "involuntary treatment," and related terms to streamline fitness-to-proceed determinations.