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Murder Laws in Montana

How Montana law treats murder (first vs second degree): what is illegal, whether it is a misdemeanor or felony, and the penalties, from the state code.

Short answer: Montana does not use first and second degrees. Deliberate homicide is purposely or knowingly causing a death, causing a death during or while fleeing a forcible felony such as robbery, rape, arson, burglary or kidnapping (felony murder), or knowingly killing the fetus of a woman known to… MCA 45-5-102, 45-5-103

Murder (first vs second degree)Montana does not use first and second degrees. Deliberate homicide is purposely or knowingly causing a death, causing a death during or while fleeing a forcible felony such as robbery, rape, arson, burglary or kidnapping (felony murder), or knowingly killing the fetus of a woman known to be pregnant. It is punishable by death (not for offenders under 18), life imprisonment, or 10 to 100 years in state prison. Mitigated deliberate homicide is a deliberate killing committed under extreme mental or emotional stress for which there is a reasonable explanation or excuse, punishable by 2 to 40 years and a fine up to $50,000.
Mitigated deliberate homicide: https://mca.legmt.gov/bills/mca/title_0450/chapter_0050/part_0010/section_0030/0450-0050-0010-0030.html

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FAQ

What is the difference between first and second degree murder in Montana?
Montana does not use first and second degrees. Deliberate homicide is purposely or knowingly causing a death, causing a death during or while fleeing a forcible felony such as robbery, rape, arson, burglary or kidnapping (felony murder), or knowingly killing the fetus of a woman known to be pregnant. It is punishable by death (not for offenders under 18), life imprisonment, or 10 to 100 years in state prison. Mitigated deliberate homicide is a deliberate killing committed under extreme mental or emotional stress for which there is a reasonable explanation or excuse, punishable by 2 to 40 years and a fine up to $50,000.
Can I get a court-appointed lawyer for murder (first vs second degree) in Montana?
Montana's rule on court-appointed lawyers: The Office of State Public Defender assigns counsel to eligible applicants; eligibility determinations are subject to the review and approval of the court. An applicant is indigent if 'the applicant's gross household income is at or less than 133% of the poverty level' (federal poverty guidelines) or if disposable income and assets are 'insufficient to retain competent private counsel without substantial hardship to the applicant.' The applicant must provide a detailed financial statement and sign an affidavit on a prescribed form; false statements may be prosecuted. The section does not set an application fee. MCA § 47-1-111
How much does a lawyer for murder (first vs second degree) cost in Montana?
Lawyers set their own fees, and Montana has rules on how they may charge. See hiring a criminal defense lawyer in Montana for fee rules, how to check a lawyer's license and free help.
What happens after an arrest for murder (first vs second degree) in Montana?
How release before trial works in Montana: Before a verdict, the court must either authorize release 'upon reasonable conditions that ensure the appearance of the defendant' and protect the safety of the community or any person, or detain the defendant when there is probable cause to believe the defendant committed an offense for which death is a possible punishment and adequate safeguards are unavailable (§ 46-9-106). The amount of bail must be sufficient to ensure the defendant's presence and compliance with bail conditions and to protect any person from bodily injury; 'not oppressive'; commensurate with the nature of the offense; and considerate of the financial ability of the accused, prior record, history of abscondence, length of residence and community ties, family ties, mental health status and treatment, and employment status (§ 46-9-301). MCA §§ 46-9-106, 46-9-301 What happens after an arrest.
Can a conviction for murder (first vs second degree) be removed from my record in Montana?
Each state sets its own rules for sealing or expunging records. See Montana expungement and record sealing rules.

General legal information, not legal advice. Laws change and local rules can differ; check the linked official source or talk to a lawyer about your situation.