Crimes: penalties; penalties for certain crimes of imprisonment for life without parole eligibility; amend Michigan penal code to reflect potential resentencing. Amends secs. 16, 18, 200i, 204, 207, 209, 210, 211a, 227b, 316, 436, 520b & 543f of 1931 PA 328 (MCL 750.16 et seq.).

HB 4560 amends the Michigan penal code to update sentencing guidelines for specific crimes involving dangerous drugs, biological agents, and hazardous materials. The bill clarifies penalties based on the severity of outcomes, such as personal injury, serious impairment, or death, and explicitly allows for resentencing under existing laws for individuals currently serving life sentences without parole. By referencing specific sections of the penal code, the legislation ensures that current statutes align with potential future reviews of mandatory life sentences. Ultimately, the bill aims to refine how the state handles cases where hazardous substances cause harm, while preserving the possibility of reconsidering past convictions.