Montana Marijuana Possession Penalties (2026)

Possession of marijuana / cannabis charges in Montana: penalties, sentencing ranges, felony thresholds, and what to expect if charged.

Educational purposes only. Not legal advice. If you are facing marijuana possession charges in Montana, consult a licensed Montana criminal defense attorney.

Montana Marijuana Possession Penalties

AmountPenalty
Small AmountLegal (up to 1 oz)
Large AmountOver 1 oz: civil infraction

Montana legalized recreational marijuana in 2020

Marijuana Possession Statute of Limitations in Montana

In Montana, the statute of limitations for felony drug charges is generally 5 years. Misdemeanor drug offenses carry a 1 year limit.

See all Montana statutes of limitations →

Defending Against Marijuana Possession Charges in Montana

Common defenses in Montana marijuana possession cases include:

  • Lack of intent — many charges require proving criminal intent
  • Insufficient evidence — the prosecution must prove guilt beyond a reasonable doubt
  • Procedural violations — improper arrest, unlawful search and seizure
  • Mistaken identity
  • Constitutional violations — Fourth and Fifth Amendment protections

The specific defenses available depend on the facts of the case. Consult a Montana criminal defense attorney for advice.

Related Montana Laws