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Missouri Cannabis Possession Limits (2026)

Permitted: In Missouri, adults 21 and older may possess up to 3 ounces of dried, processed marijuana, or the equivalent.

PermittedVerified May 31, 2026

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Official source: health.mo.gov →

General legal information, not legal advice — verify important decisions with a licensed attorney.

Cannabis Possession Limits in states bordering Missouri

The same rule in each neighboring state LawLert has verified, from that state’s own official source.

ArkansasRestricted
Arkansas has no legal recreational possession, though registered patients may possess up to 2.5 ounces per 14-day period.
Verified May 31, 2026 · Source: healthy.arkansas.gov · Full Arkansas rule →
IllinoisPermitted
In Illinois, residents 21 and older may possess up to 30 grams of flower, 5 grams of concentrate, and 500 milligrams of THC in infused products, and non-residents may possess half those amounts.
Verified May 31, 2026 · Source: ilga.gov · Full Illinois rule →
IowaConditional
Cannabis possession is illegal in Iowa for anyone who is not a registered patient. Registered patients are capped at 4.5 grams of THC per 90 days, and a practitioner may authorize more for terminal or established patients.
Verified May 31, 2026 · Source: hhs.iowa.gov · Full Iowa rule →
KansasRestricted
Possessing cannabis is illegal in Kansas, and a first offense is a misdemeanor punishable by up to 6 months in jail and a fine of up to $1,000. At 450 grams or more, intent to distribute is presumed, which is a felony.
Verified May 31, 2026 · Source: ksrevisor.gov · Full Kansas rule →
KentuckyConditional
Kentucky has no legal recreational possession, and possession by anyone who is not a registered patient remains a crime. Registered patients may possess up to a 30-day supply of non-smokable cannabis, or a 10-day supply for visiting patients.
Verified May 31, 2026 · Source: apps.legislature.ky.gov · Full Kentucky rule →
NebraskaConditional
Recreational possession is illegal in Nebraska, though registered patients with a practitioner's certification may possess up to 5 ounces. A regulated supply was not yet available as of May 2026.
Verified May 31, 2026 · Source: lcc.nebraska.gov · Full Nebraska rule →
OklahomaConditional
In Oklahoma, possession is illegal without a license, and licensed patients may possess up to 3 ounces on their person, 8 ounces at home, and 1 ounce of concentrate. For someone without a license, up to 1.5 ounces with a stated medical condition is a misdemeanor.
Verified May 31, 2026 · Source: oklahoma.gov · Full Oklahoma rule →
TennesseeRestricted
Marijuana is illegal to possess in Tennessee in any amount. Simple possession is a Class A misdemeanor, punishable by up to 11 months and 29 days in jail and a fine of up to $2,500. Possessing half an ounce (14.175 grams) or more can be charged as a Class E felony when there is evidence of intent to sell or deliver it. See Tenn. Code Ann. §§ 39-17-418, 39-17-417(g)(1) and 40-35-111(e)(1).
Verified Aug 27, 2026 · Source: tn.gov · Full Tennessee rule →

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