- Voluntary manslaughter is intentionally killing another person in the heat of passion and in response to adequate provocation.
- Involuntary manslaughter is negligently causing the death of another person.
Under the Model Penal Code, manslaughter includes:
- Reckless homicide
- Homicide that would be murder, but "is committed under the influence of extreme mental or emotional disturbance for which there is reasonable explanation or excuse."
See Model Penal Code § 210.3