First Degree Murder in Louisiana

Written by Jarrett Ambeau, trial attorney, court-qualified forensic DNA expert, and lead counsel at The Ambeau Law Firm.

What are the penalties for first degree murder in Louisiana? First degree murder under La. R.S. 14:30 is a capital offense. If the district attorney seeks a capital verdict, the punishment is death or life at hard labor without parole. If the DA does not, the sentence is life at hard labor without parole. It is the most serious charge you can face in this state.

If you or someone you love is under investigation or already charged, what you do next matters. This page explains what the charge means, how the State has to prove it, the defenses that apply, and how we fight it.

Quick answers

What it is: An intentional killing joined with one of the aggravating circumstances listed in La. R.S. 14:30.

The penalty: Death or life at hard labor without parole if the DA seeks a capital verdict; otherwise, life at hard labor without parole.

The difference from second degree murder: The aggravating circumstance. Without it, the charge is not first degree.

What to do first: Say nothing to police and call a defense lawyer before any questioning. Anything you say becomes evidence.

What makes a killing first degree murder in Louisiana?

Two things have to be true. First, the State must prove specific intent to kill or to inflict great bodily harm. Second, the killing must involve one of the aggravating circumstances set out in La. R.S. 14:30. Without that aggravating factor, the charge is not first degree.

Elements the State must prove

To convict, the State must prove each element beyond a reasonable doubt.

• Specific intent to kill or inflict great bodily harm. The State must prove you meant to cause death or serious injury. Intent can form in an instant. A jury may infer it from conduct, such as aiming and firing a weapon at close range.
• An aggravating circumstance. The statute lists the factors that elevate an intentional killing to first degree. They include a killing during a serious felony such as aggravated kidnapping, armed robbery, aggravated burglary, aggravated arson, or first degree rape; the killing of a peace officer, firefighter, witness, or correctional employee tied to their duties; killing more than one person; killing a child under twelve or a person sixty-five or older; and a killing for hire.

Intent is the battleground. Panic, intoxication, or a mental health crisis can cloud it. The State carries the burden, and that is where a real defense begins.

What happens after a first degree murder arrest in Louisiana?

Let’s say Marcus is arrested and booked on a homicide. Within seventy-two hours he sees a judge for an initial appearance where a bond is either set or denied. Because this is a capital case, the State must charge by grand jury indictment. If the accused stays in jail, the State has 120 days from arrest to obtain that indictment, because first degree murder is punishable by death or life (La. C.Cr.P. art. 701). Subsequent to the indictment, the matter proceeds through court with arraignment, pretrial motions, and, if the case does not resolve, trial.

The early days decide a lot. Evidence gets collected and reviewed and witnesses get interviewed. We move fast to preserve records, gather evidence from the State and accused, talk to witnesses, visit the scene if necessary, and begin to challenge the State’s evidence and theory of guilt. A delay in doing this work favors the State – early aggressive representation makes a difference and its what we do here at The Ambeau Law Firm.

What are the defenses to first degree murder?

The penalties are severe, so the defense usually attacks a required element. Each of these can change the outcome.

• Challenging the aggravating circumstance. If the State cannot prove the enumerated felony or other aggravating factor, the charge drops to second degree murder. If the alleged kidnapping or robbery falls apart, first degree cannot stand.
• Lack of specific intent. Evidence that a killing was accidental, or that you could not form specific intent, negates this element. Intoxication or mental illness can do the same.
• Self-defense or defense of others. You can argue you reasonably believed deadly force was necessary. When self-defense is raised, the State must prove beyond a reasonable doubt that the killing was not justified. Whether you were the aggressor, and whether lesser force would have worked, both matter.
• Misidentification or false accusation. Eyewitnesses get it wrong. We challenge the reliability of witnesses, surveillance, and forensic evidence to raise reasonable doubt.
• Constitutional violations. An unlawful search, a coerced confession, or improper jury selection can lead to suppressed evidence or a dismissed charge. We move to throw out what the State obtained illegally.

How we defend a first degree murder charge

We attack the elements. If the State cannot prove the aggravating circumstance, first degree collapses to second degree or lower. If it cannot prove specific intent, the case may become manslaughter or an acquittal. We test every link in the chain.

Forensic evidence often carries these cases, and forensic evidence can be wrong. I hold a Master of Science in forensic DNA and serology, and I am court-qualified as an expert in DNA interpretation. When the State’s case rests on a lab result, we do not take it on faith. We examine the sampling, the testing, and the analyst’s conclusions. A DNA match is only as reliable as the work behind it. With more than sixty felony jury trials to verdict, I know how the State builds a homicide case and where it breaks down.

Frequently asked questions

What is the difference between first and second degree murder in Louisiana?

The aggravating circumstance. Both involve a killing, but first degree murder under La. R.S. 14:30 requires specific intent joined with a listed factor, such as a killing during an armed robbery or the murder of a peace officer on duty. Without that factor, the charge is second degree murder under La. R.S. 14:30.1. The distinction changes the defense and the exposure at trial.

Is the death penalty automatic for first degree murder?

No. Under La. R.S. 14:30, the death penalty applies only when the district attorney affirmatively seeks a capital verdict. If the DA does not seek death, the sentence is life at hard labor without benefit of parole, probation, or suspension of sentence. Whether the State pursues capital punishment shapes every stage of the case, including jury selection.

Can a first degree murder charge be reduced?

Yes. If the State cannot prove the aggravating circumstance that elevates the killing, a Louisiana jury can return a responsive verdict of second degree murder or manslaughter. Weak proof of specific intent can also lower the charge. Reducing the charge often means the difference between a possible death sentence and a case with room to fight.

Do I need a lawyer before I am formally charged?

Yes, immediately. In Louisiana you see a judge within seventy-two hours of arrest, but the most damaging evidence is often gathered before that. Statements to police, consent to searches, and lineups all happen early. A lawyer protects your rights from the first hour and can shape the case before the State locks in its theory.

Talk to a Louisiana homicide defense lawyer

A first degree murder charge puts your life on the line, and our Louisiana murder defense team knows what is at stake — and the State has already started building its case. Before we take a case, it helps to know a few things: Has an arrest already happened? Is this a state or federal matter? Is forensic or DNA evidence involved? Answers to those questions tell us how fast we need to move.

Check Jarrett’s availability for your case or call The Ambeau Law Firm at 225-330-7009.

Louisiana First Degree Murder Statute: La. R.S. 14:30

The text below is provided for reference. Verify the current version at the Louisiana State Legislature before relying on it.

§30. First degree murder

A. First degree murder is the killing of a human being:

(1) When the offender has specific intent to kill or to inflict great bodily harm and is engaged in the perpetration or attempted perpetration of aggravated kidnapping, second degree kidnapping, aggravated escape, aggravated arson, aggravated or first degree rape, forcible or second degree rape, aggravated burglary, armed robbery, assault by drive-by shooting, first degree robbery, second degree robbery, simple robbery, terrorism, cruelty to juveniles, second degree cruelty to juveniles, or cruelty to the elderly and persons with infirmities.

(2) When the offender has a specific intent to kill or to inflict great bodily harm upon a fireman, peace officer, or civilian employee of the Louisiana State Police Crime Laboratory or any other forensic laboratory engaged in the performance of his lawful duties, or when the specific intent to kill or to inflict great bodily harm is directly related to the victim’s status as a fireman, peace officer, or civilian employee.

(3) When the offender has a specific intent to kill or to inflict great bodily harm upon more than one person.

(4) When the offender has specific intent to kill or inflict great bodily harm and has offered, has been offered, has given, or has received anything of value for the killing.

(5) When the offender has the specific intent to kill or to inflict great bodily harm upon a victim who is under the age of twelve or sixty-five years of age or older.

(6) When the offender has the specific intent to kill or to inflict great bodily harm while engaged in the distribution, exchange, sale, or purchase, or any attempt thereof, of a controlled dangerous substance listed in Schedules I, II, III, IV, or V of the Uniform Controlled Dangerous Substances Law.

(7) When the offender has specific intent to kill or to inflict great bodily harm and is engaged in the activities prohibited by R.S. 14:107.1(C)(1).

(8) When the offender has specific intent to kill or to inflict great bodily harm and there has been issued by a judge or magistrate any lawful order prohibiting contact between the offender and the victim in response to threats of physical violence or harm which was served on the offender and is in effect at the time of the homicide.

(9) When the offender has specific intent to kill or to inflict great bodily harm upon a victim who was a witness to a crime or was a member of the immediate family of a witness to a crime committed on a prior occasion and: (a) The killing was committed for the purpose of preventing or influencing the victim’s testimony in any criminal action or proceeding whether or not such action or proceeding had been commenced; or (b) The killing was committed for the purpose of exacting retribution for the victim’s prior testimony.

(10) When the offender has a specific intent to kill or to inflict great bodily harm upon a taxicab driver who is in the course and scope of his employment.

(11) When the offender has a specific intent to kill or inflict great bodily harm and the offender has previously acted with a specific intent to kill or inflict great bodily harm that resulted in the killing of one or more persons.

(12) When the offender has a specific intent to kill or to inflict great bodily harm upon a correctional facility employee who is in the course and scope of his employment.

C.(1) If the district attorney seeks a capital verdict, the offender shall be punished by death or life imprisonment at hard labor without benefit of parole, probation, or suspension of sentence, in accordance with the determination of the jury.

(2) If the district attorney does not seek a capital verdict, the offender shall be punished by life imprisonment at hard labor without benefit of parole, probation or suspension of sentence.

Source: La. R.S. 14:30 (Louisiana State Legislature). Excerpted; definitional subsection B omitted. Amended by Acts 2025, No. 343.