First Degree Manslaughter New York
Thanks for visiting Federal Lawyers – managed by our lead attorney, a second-generation law firm with over 40 years of combined experience defending clients charged with violent crimes in New York. First degree manslaughter under Penal Law 125.20 is a Class B felony carrying 5-25 years in prison. It’s what prosecutors charge when someone died but they can’t prove murder – either because you didn’t intend to kill anyone, or because you had a legal defense that reduces murder to manslaughter. The mandatory minimum is five years. For murder, it’s fifteen. That ten-year difference represents the entire battleground in homicide cases where intent is disputed.
Prosecutors use manslaughter charges strategically. They’ll charge you with murder knowing they can’t prove intent to kill, then offer to reduce to manslaughter during plea negotiations. You feel relieved accepting manslaughter instead of facing murder charges, except the evidence may not have supported murder in the first place. We force prosecutors to prove every element of the murder charge or dismiss to manslaughter before trial – not during plea negotiations when you’re terrified of 25-to-life exposure.
Intent to Injure, Not Kill
First degree manslaughter occurs when you intended to cause serious physical injury and caused death instead. You didn’t mean to kill anyone – you meant to hurt them badly, and they died from the injuries. Penal Law distinguishes this from murder, which requires intent to cause death. Sounds like a clear line, right? Except how do prosecutors prove what you intended? They infer it from your actions, and they infer whichever intent supports the harsher charge.
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(212) 300-5196You punched someone repeatedly, they fell and hit their head, they died from the head injury. Did you intend to cause serious physical injury (manslaughter) or did you intend to kill them (murder)? Prosecutors argue murder based on the number of punches, the force used, the fact that you continued hitting them after they were down. Your defense argues manslaughter – you intended to hurt them, not kill them, and the death resulted from the fall, not your punches. Same facts, competing characterizations of intent, ten-year difference in mandatory minimum sentence.
The weapon changes everything. Shooting someone in the torso – prosecutors argue you intended to kill because guns are deadly weapons and torso shots are lethal. Leg shot that severs femoral artery causing death? Manslaughter, because leg shots suggest intent to injure rather than kill. But prosecutors counter that anyone firing a gun intends the natural consequences of that act, which includes death. Courts have held that using an inherently deadly weapon creates a presumption of intent to kill, shifting the burden to defendants to prove they only intended injury.
Todd Spodek
Lead Attorney & Founder
Featured on Netflix's "Inventing Anna," Todd Spodek brings decades of high-stakes criminal defense experience. His aggressive approach has secured dismissals and acquittals in cases others deemed unwinnable.

After a heated argument at a bar, you shoved another patron who then fell, hit his head on the concrete floor, and died two days later from a brain hemorrhage. Police arrested you and the DA is pushing for a first degree manslaughter charge under Penal Law 125.20, claiming you intended to cause serious physical injury.
Can they really charge me with first degree manslaughter when I only shoved someone and never intended for anyone to die?
Under New York Penal Law 125.20, first degree manslaughter does not require intent to kill — prosecutors only need to prove you intended to cause serious physical injury and that a death resulted from your actions. As a Class B violent felony, a conviction carries a determinate sentence of 5 to 25 years in state prison with no possibility of early release below the minimum. However, there are strong defense strategies available, including arguing that a single shove does not demonstrate intent to cause serious physical injury, or pursuing a reduction to second degree manslaughter under Penal Law 125.15 if we can show recklessness rather than intent. An experienced defense attorney can also explore whether an extreme emotional disturbance defense under Penal Law 125.25(1)(a) applies, which could further reduce the charges and potential sentence.
This is general information only. Contact us for advice specific to your situation.
Emotional Disturbance Reduces Murder to Manslaughter
Even if you intended to kill someone (murder), you can reduce the charge to manslaughter by proving you acted under extreme emotional disturbance for which there was a reasonable explanation or excuse. This defense doesn’t acquit you – it reduces murder to manslaughter, dropping the mandatory minimum from 15 years to 5.
