HI SB2163

Elevates negligent homicide in the first degree from a class B felony to a class A felony when the defendant causes death by operating a vehicle under the influence of drugs or alcohol and has one or more prior DUI convictions within 15 years.

Establishes class A felony status also applies if the driver is operating with a suspended and revoked license due to DUI or is a "highly intoxicated driver" as defined by section 291E-1.

Allows sentencing courts to impose a lesser sentence for class A felony convictions under this section if strong mitigating circumstances warrant it, with written justification required.

Defines prior DUI convictions to include Hawaii convictions under sections 291E-4(a), 291E-61, 291E-61.5, or 291E-64, comparable out-of-state convictions, and prior adjudications of minors for similar violations not expunged before the current offense.

Takes effect upon approval; does not affect rights, duties, or proceedings that existed before the law's effective date.