Charges & PenaltiesJune 20, 2026 7 min read

Misdemeanor vs. Felony in New Mexico: Sentences, Courts, and Consequences

Every booking record on this site labels each charge FEL or MIS: felony or misdemeanor. Those three letters are the single most important thing on the record, because they determine the maximum sentence, which court handles the case, whether prison is on the table, and what the conviction costs a person for the rest of their life. Here is what the line between misdemeanor and felony actually means in New Mexico.

Key Facts

Petty misdemeanor
Up to 6 months in county jail, fine up to $500
Misdemeanor
Up to 364 days in county jail, fine up to $1,000
Felony range
Basic sentences from 18 months (fourth degree) to 18 years (first degree); capital felony carries life
Where time is served
Misdemeanors in county jail; felony sentences over a year in state prison

The Three Tiers of New Mexico Crimes

New Mexico sorts crimes into three broad tiers. At the bottom are petty misdemeanors: offenses punishable by up to six months in county jail and a fine of up to $500. Next are misdemeanors, carrying up to 364 days in county jail and a fine of up to $1,000. Everything above that is a felony, and felonies are themselves divided into degrees, each with its own basic sentence set by statute.

That 364-day misdemeanor ceiling is not an accident. Keeping the maximum under one year keeps misdemeanor sentences in county facilities and, among other things, matters for immigration consequences, where a one-year sentence is a significant federal threshold.

Felony Degrees and Basic Sentences

New Mexico's felony sentencing statute, NMSA 31-18-15, assigns a basic sentence to each degree:

  • Fourth-degree felony: 18 months
  • Third-degree felony: 3 years
  • Second-degree felony: 9 years
  • First-degree felony: 18 years
  • Capital felony: life imprisonment

Those are basic sentences, a starting point rather than a guarantee. Judges can adjust them based on aggravating or mitigating circumstances, and aggravated forms of many felonies, such as crimes resulting in death or crimes against children, carry longer terms than the standard figures above. Fines, probation, and parole terms stack on top. The degree of the charge is listed in our charge database alongside the statute number.

Habitual Offender Enhancements

Prior felony convictions change the math. New Mexico's habitual-offender law adds years to a new felony sentence for each qualifying prior felony, and the added time increases with the number of priors. This is one reason two people booked on the identical charge can face very different exposure: the charge sets the basic sentence, but criminal history can extend it substantially.

County Jail vs. State Prison

The misdemeanor-felony line also decides where a sentence is served. Misdemeanor time is served in a county facility like the Doña Ana County Detention Center on Copper Loop. Felony sentences longer than one year are served in state prisons run by the New Mexico Corrections Department. The two systems differ in nearly everything: programs, visitation, phone systems, and classification. Everyone in our booking feed is in jail, not prison, and a booking says nothing about how, or whether, the case will end. We break the distinction down further in jail vs. prison in New Mexico.

Which Court Hears the Case

Misdemeanors are generally resolved in magistrate court (or municipal court for city-ordinance violations), which in this county means Las Cruces Magistrate Court or Las Cruces Municipal Court. Felony cases start with a first appearance in magistrate court but must be bound over to the Third Judicial District Court, reachable at (575) 523-8200, before they can proceed to trial. Felony cases move slower, involve grand juries or preliminary hearings, and carry the possibility of pretrial detention with no bond at all, which we cover in our bail explainer.

What FEL and MIS Mean on a Booking Record

When you look at a booking record here, each charge carries a charge_type of FEL or MIS, taken from the county's own records. Two caveats. First, booking charges are the arresting officer's charges: the District Attorney decides what to formally file, and charges are routinely amended, reduced from felony to misdemeanor, or dropped entirely. Second, and always: an arrest is not a conviction. A FEL tag on a booking record means someone was arrested on a felony charge, nothing more. Every person in these records is presumed innocent unless and until a court finds otherwise.

The Long Tail: Collateral Consequences of a Felony

The sentence is only part of what separates a felony from a misdemeanor. A felony conviction follows a person long after the case closes:

  • Firearms. Felony convictions generally end the right to possess a firearm under both federal and state law.
  • Voting. In New Mexico, people convicted of a felony cannot vote while incarcerated, though rights are restored after release.
  • Employment and licensing. Background checks, professional licenses, and some jobs treat felonies far more harshly than misdemeanors.
  • Housing. Landlords and housing programs commonly screen for felony records.

These consequences are why the felony-misdemeanor distinction gets fought over in plea negotiations, and why New Mexico's expungement law exists for people whose cases ended without a conviction or who have stayed clean since. Verify the current status of any case for free at the New Mexico Courts Case Lookup rather than relying on a booking record alone.

Frequently Asked Questions

What is the maximum jail time for a misdemeanor in New Mexico?

A petty misdemeanor carries up to 6 months in county jail and a fine of up to $500. A full misdemeanor carries up to 364 days in county jail and a fine of up to $1,000. Misdemeanor sentences are served in county facilities, not state prison.

What are the felony sentence ranges in New Mexico?

Under NMSA 31-18-15, basic sentences are 18 months for a fourth-degree felony, 3 years for third degree, 9 years for second degree, and 18 years for first degree, with life imprisonment for a capital felony. Aggravated forms carry longer terms, and habitual-offender enhancements add years for prior felony convictions.

What do FEL and MIS mean on a booking record?

They are the charge type from county records: FEL for felony and MIS for misdemeanor. Booking charges are the arresting officer's charges and can be amended, reduced, or dropped by prosecutors. An arrest is not a conviction, and everyone booked is presumed innocent.

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Las Cruces Mugshots publishes general information about New Mexico law and local procedure for the public. It is not legal advice. All persons listed in our booking records are presumed innocent until proven guilty in a court of law.