Workers' Comp Personal Injury Criminal Defense DWI Drug charges Assault Domestic violence Traffic offenses Expungement White collar About Contact
Resources
Case results Testimonials FAQs
(573) 499-0200 Free consult
Criminal Defense · Columbia, Missouri

Marijuana Possession Lawyer
Columbia, Missouri

Missouri voters legalized recreational marijuana in 2022 — but possession charges still happen every day. Adults under 21, anyone caught with more than the legal limit, and people on federal property or near schools can all face criminal charges. A marijuana possession conviction carries real consequences: a permanent criminal record, fines, possible jail time, and long-term effects on employment and housing. If you are facing a cannabis possession charge in Columbia, Boone County, or anywhere across central Missouri, attorney Chris Miller can help. Free, confidential consultation — no obligation to retain.

(573) 499-0200 — call anytime
Talk to a defense attorney today
Free, confidential consultation. No obligation to retain.
  • Free initial consultation — no obligation
  • One attorney on your case — no handoffs
  • Licensed in Missouri since 2012
One attorney — no handoffs
Missouri Supreme Court track record
Licensed in Missouri since 2012
(573) 499-0200
Missouri Marijuana Law

Marijuana Is Legal in Missouri — With Limits

Missouri voters approved Amendment 3 in November 2022, legalizing recreational marijuana for adults 21 and older. Adults who meet the age requirement may now legally possess up to 3 ounces of marijuana flower, 5 grams of concentrate, or the equivalent amount in edibles — without any criminal penalty. Medical marijuana has been available in Missouri since 2018 through the Missouri Department of Health and Senior Services.

Despite these changes, marijuana possession remains illegal in many situations. People are still charged with marijuana offenses across Columbia and central Missouri every week — because the legal zone is narrower than many people assume. If you are under 21, if you possess more than the legal limit, if you are on federal property, or if the quantity of marijuana found is large enough to trigger a felony charge, the law has not changed for you. A marijuana possession arrest is still a serious matter with lasting consequences.

Columbia is home to the University of Missouri, a federally funded research university. Federal law — which still classifies marijuana as a Schedule I controlled substance — applies on federal property and in federal housing. Being charged with marijuana possession on or near campus can carry federal consequences that Missouri's Amendment 3 does not address. The same applies to any location where federal rules govern: federal buildings, federally assisted housing projects, and certain federally managed areas throughout central Missouri.

When Marijuana Possession Is Still Illegal in Missouri

Even after Amendment 3, marijuana possession is still a criminal offense in these situations: possessing marijuana if you are under the age of 21; possessing more than the legal personal-use limit; possessing marijuana in a location where it is still prohibited by federal law or institutional policy; possessing a quantity large enough to be charged as intent to distribute; and possessing marijuana in certain areas near schools, parks, or public housing where enhanced penalties apply. The specific facts of your case — the quantity, your age, where you were, and how law enforcement found the marijuana — determine what charge you face and what options you have.

Criminal Penalties

Marijuana Possession Penalties in Missouri

Missouri law sets penalties for marijuana possession based on the quantity of marijuana found and whether it is a first or subsequent offense. Under RSMo § 579.015, penalties range from a small fine for a first-time, small-quantity offense to felony imprisonment when larger amounts are involved. The penalty structure reflects both the quantity and your history — repeat offenders face escalating charges for the same conduct.

Quantity Offense Classification Maximum Penalty
10 grams or less 1st offense Class D Misdemeanor Fine up to $500 (no jail)
10 grams or less 2nd or subsequent Class A Misdemeanor Up to 1 year / $2,000 fine
More than 10g, up to 35g Any offense Class A Misdemeanor Up to 1 year / $2,000 fine
More than 35g up to 30kg Any offense Class E Felony Up to 4 years / $10,000 fine
More than 35g (near school) Any offense Enhanced Felony Up to 15 years
More than 35g (near park/housing) Any offense Enhanced Felony Up to 30 years

These penalties represent the maximum exposure for each charge. They do not account for additional consequences like a permanent criminal record, effects on professional licenses or employment, impacts on federal student financial aid, or complications in child custody matters. A conviction — even a misdemeanor — can follow you long after the fine is paid or the sentence is served.

Under 21 Possession
No Amendment 3 Protection
Amendment 3 applies only to adults 21 and older. Anyone under 21 who possesses marijuana remains subject to criminal penalties regardless of amount. College students and young adults in Columbia and across central Missouri are frequently charged in situations where someone older would face no criminal consequence at all.
Exposure:Criminal charge, regardless of amount
Excess Possession
Over the Legal Limit
Adults 21+ who possess more than 3 ounces of flower, more than 5 grams of concentrate, or the edible equivalent face criminal charges. Quantities above 35 grams can be charged as a felony and may be treated as evidence of intent to distribute, dramatically escalating the potential penalties.
35+ grams:Felony — up to 4 years / $10,000
Federal Property
Campus and Federal Locations
Federal law still classifies marijuana as illegal. University of Missouri campus buildings, federally assisted housing, and other federal properties are outside Amendment 3's protections. A marijuana possession charge on or near campus can carry federal consequences even if the same conduct would be legal just a block away.
Federal law:Marijuana remains Schedule I
Enhanced Locations
Near Schools, Parks, Housing
Possessing marijuana near a school, public park, or public housing project triggers enhanced penalties under Missouri law. A charge that would otherwise be a misdemeanor can become a serious felony based solely on where law enforcement claims the conduct occurred. Proximity to protected locations is a factual dispute a defense attorney can contest.
Near school:Up to 15 years
Investigation

How Marijuana Possession Cases Are Built Against You

Most marijuana possession cases in Columbia and central Missouri arise from traffic stops, foot patrols, or property searches. Law enforcement does not typically need a lengthy investigation to build a possession case — a traffic stop that turns up marijuana is enough to file charges immediately. What matters from a defense perspective is not just whether marijuana was found, but how it was found and whether law enforcement followed the law in finding it.

Traffic Stops and Vehicle Searches

A large proportion of marijuana possession charges in Boone County and across central Missouri originate from traffic stops. Officers may claim to smell marijuana, observe it in plain view, or use a drug-detection dog to justify a search of your vehicle. Each of these justifications can be contested. The legal standards governing when an officer can detain you, search your car without a warrant, and whether a dog sniff constitutes a search are all areas where an experienced criminal defense attorney looks for constitutional violations.

Consent Searches and Voluntary Contact

Many people are unaware that they have the right to refuse a search of their property. Law enforcement often requests consent to search — and when consent is given voluntarily, evidence found in the search is generally admissible even without a warrant. If you consented to a search without realizing you could refuse, your attorney needs to know the full circumstances of how that consent was obtained. Consent that was the product of coercion, misrepresentation, or unlawful detention may be invalid.

Quantity Determination and Weighing

Because possession penalties increase dramatically with quantity — and because quantities above 35 grams can trigger felony charges — the accuracy of the government's weight evidence matters. Chain of custody, how marijuana was weighed, and whether the weight includes packaging materials or only marijuana are all legitimate areas of inquiry in marijuana possession cases. Contesting quantity evidence is an important part of any defense where the charge severity turns on the amount of marijuana found.

Defense Strategy

How Marijuana Possession Cases Are Defended

A strong defense to a marijuana possession charge requires a careful examination of how law enforcement found the marijuana, whether every element of the charge can be proven, and what negotiated outcomes are available given the specific facts. Chris handles every criminal defense case personally — no handoffs to associates or paralegals — and thoroughly investigates the circumstances before advising on strategy.

1
Challenge the Stop, Search, or Seizure
The Fourth Amendment protects you from unreasonable searches and seizures. If law enforcement stopped you without reasonable suspicion, searched you or your property without a valid warrant or recognized exception, or exceeded the scope of a lawful search, the evidence they obtained may be suppressible. A successful motion to suppress can eliminate the prosecution's key evidence — and without the marijuana, the case often cannot proceed. Investigating the legality of the stop and search is the first step in any possession defense.
2
Contest Possession and Knowledge
The prosecution must prove that you actually possessed the marijuana and that you knew what it was. If marijuana was found in a shared space — a car with multiple occupants, a shared apartment, or a common area — possession is a contested factual question. Constructive possession requires proof that you had both knowledge of the marijuana and the ability to exercise control over it. When multiple people had access to the location where marijuana was found, the government's burden is harder to meet.
3
Dispute the Quantity
The penalty for marijuana possession depends almost entirely on how much marijuana was found. If the quantity puts you at or near a threshold — 10 grams, 35 grams — the accuracy of the government's measurement deserves close examination. Chain of custody issues, improper weighing procedures, and whether packaging was included in the weight calculation can all affect whether the prosecution can prove the quantity element to the level required for the charged offense.
4
Evaluate Whether Amendment 3 Applies
If you are 21 or older and the quantity found is within the legal limit, the charge may not have a lawful basis. Law enforcement does not always correctly apply Missouri's marijuana laws after Amendment 3. If you were charged despite possessing a quantity within the legal personal-use limit, your attorney needs to examine whether the charge itself is supported by the facts and the current state of Missouri law.
5
Negotiate Reduced Charges or Dismissal
Many marijuana possession cases — especially first-offense, lower-quantity charges — are candidates for negotiated outcomes including reduced charges, diversion programs, or dismissal. Chris evaluates every option based on the strength of the evidence, your prior record, and your long-term interests. A negotiated resolution that keeps a marijuana charge off your permanent record can be the most important outcome possible for your employment, housing, and future opportunities.
Your Defense Attorney

Working with a Marijuana Defense Attorney in Columbia, MO

A marijuana possession charge — even a misdemeanor — can affect your employment, your housing applications, and your ability to obtain or keep a professional license. For students at the University of Missouri and other colleges in central Missouri, a drug charge can jeopardize federal financial aid and academic standing. Taking a marijuana charge seriously from the start is the right approach, not because the law always results in the worst outcome, but because protecting your record is worth fighting for.

Chris Miller is a criminal defense attorney licensed in Missouri since 2012. He represents clients facing marijuana possession charges in Columbia, Jefferson City, Sedalia, Rolla, Boonville, and throughout central Missouri. Before entering private practice, Chris worked inside Missouri state government, where he gained a firsthand understanding of how state agencies investigate and prosecute cases. Every criminal defense matter at Bur Oak Legal is handled by Chris personally — your case is never handed off to a paralegal or associate attorney.

Bur Oak Legal offers a free, confidential consultation for anyone facing a marijuana or cannabis-related charge. Whether you are dealing with a first-time misdemeanor or a more serious felony charge, Chris will review the circumstances of your arrest, explain what the charge means, and tell you honestly what your options are. Call (573) 499-0200 or reach us through our contact page. Free consultation.

Before representing clients in court, Chris worked inside Missouri state government — giving him a firsthand understanding of how state agencies build their cases and pursue enforcement. That background informs how Bur Oak Legal approaches criminal defense for every client.

Collateral Consequences

What a Marijuana Conviction Can Cost You Beyond the Fine

A marijuana possession conviction — even a misdemeanor — creates a permanent criminal record that appears in background checks. Many employers conduct criminal background checks as part of the hiring process, and a drug conviction can affect your ability to obtain or keep certain professional licenses, government employment, or positions that require security clearance. Landlords frequently run criminal background checks on rental applicants, and a drug conviction can complicate or prevent housing applications.

For college students, a federal drug conviction can result in loss of eligibility for federal student loans and grants. Federal financial aid programs — including Pell Grants and subsidized loans — can be suspended or terminated following a drug offense conviction. This consequence applies separately from any academic discipline your school may impose. Missouri's expungement statute allows some drug convictions to be expunged after a waiting period, but expungement is not automatic and requires its own legal process.

Marijuana Charges and Professional Licenses

Many professions in Missouri — including nursing, social work, teaching, law, and others — require licensure through state licensing boards. A drug conviction can trigger a review by your licensing board, and depending on the nature of the conviction and your profession, it can result in license denial, suspension, or revocation. If you hold or are pursuing a professional license, the stakes of a marijuana charge are significantly higher than the criminal penalty alone. Understanding how a conviction would affect your license is part of the consultation Chris provides at Bur Oak Legal.

Your Options After a Marijuana Arrest

When you contact Bur Oak Legal after a marijuana arrest, Chris reviews all of the details — how the marijuana was found, what law enforcement did during the stop or search, what the specific charge is, and what evidence the prosecution has. That review helps identify where the defense is strongest: whether it is a constitutional challenge to the search, a factual dispute about possession or quantity, or a negotiated outcome that resolves the charge without a conviction. The goal in every case is to protect your record, your freedom, and your future — not just to process a case through the system. Call (573) 499-0200 for a free consultation today.

Frequently Asked Questions

Marijuana Possession Charge FAQs

Missouri voters approved Amendment 3 in November 2022, legalizing recreational marijuana for adults 21 and older. Adults 21+ may legally possess up to 3 ounces of marijuana flower, 5 grams of concentrate, or equivalent edibles without penalty. However, marijuana remains illegal in several situations: for anyone under 21, in quantities above the legal limits, on federal property, and in locations where possession is still prohibited. A marijuana possession charge is still possible and still carries serious criminal penalties — including felony charges for larger quantities.

Marijuana possession penalties in Missouri depend on quantity and prior offenses. Possessing 10 grams or less for the first time is a Class D misdemeanor — up to a $500 fine with no jail time. A second or subsequent offense involving 10 grams or less becomes a Class A misdemeanor, punishable by up to one year in jail and a $2,000 fine. Possessing between 10 and 35 grams is a Class A misdemeanor. Possessing more than 35 grams can be charged as a felony and may be treated as possession with intent to distribute, carrying up to 4 years in prison and a $10,000 fine. Proximity to a school or park can dramatically increase the maximum sentence.

Yes. Adults 21 and older can still face marijuana possession charges when they possess more than the legal limit, when they are on federal property where Missouri's Amendment 3 does not apply, or when the quantity is large enough to trigger distribution or trafficking charges. The existence of Amendment 3 narrows when possession is legal, but it does not prevent law enforcement from charging you when the facts fall outside the protected zone.

Possessing marijuana within a certain distance of a school, park, or public housing project in Missouri can result in significantly enhanced criminal penalties. What might otherwise be a misdemeanor or lower-level felony can be elevated to a charge carrying up to 15 years near a school and up to 30 years near a park or public housing. If you are charged with possession near a school or park, you need a criminal defense attorney immediately — the charge is likely more serious than a standard possession case.

A marijuana possession defense attorney reviews how the marijuana was found, whether law enforcement had a legal basis to stop or search you, whether the search or seizure violated your constitutional rights, and whether the prosecution can prove every element of the charge. An experienced defense attorney can file motions to suppress illegally obtained evidence, negotiate with the prosecutor to reduce or dismiss charges, and represent you at trial if necessary. At Bur Oak Legal, Chris Miller handles every marijuana possession case personally from the first consultation through the final outcome. Call (573) 499-0200 for a free consultation.

Criminal Defense

Drug Crimes and the Missouri Criminal Justice System

Marijuana possession is classified as a drug crime under Missouri law, and it moves through the same criminal justice system as any other drug offense. Whether you face a first offense misdemeanor drug charge or a more serious felony conviction, the process — arrest, charging, arraignment, pretrial motions, and trial or plea — follows the same path. Understanding where you are in that process and what options exist at each stage is something criminal defense lawyers guide their clients through from the beginning.

For first offense marijuana cases involving small quantities, many prosecutors in central Missouri are open to discussions about deferred prosecution or suspended imposition of sentence. For repeat offenses, the charging posture is typically more aggressive, and the risk of a criminal conviction is significantly higher. A plea deal may be available in some cases, but accepting a plea without fully understanding the consequences — including what a drug conviction means for your record, your licenses, and your future — is a mistake. Bur Oak Legal reviews every option before advising a client on how to proceed.

Effects on Your Driver's License and Professional Licenses

A drug conviction in Missouri — including a misdemeanor drug charge for marijuana — can affect your driver's license. Missouri law allows for license suspension in connection with certain drug offense convictions, separate from any criminal sentence. If you hold a commercial driver's license (CDL), the consequences of a drug conviction are more severe and may result in disqualification. Criminal defense lawyers who handle drug crimes in Missouri understand that protecting a client's license is often as important as the criminal case itself. At Bur Oak Legal, license consequences are part of every consultation for marijuana possession cases.

Felony convictions carry consequences that go far beyond prison time and fines. A felony drug conviction for marijuana possession — particularly for quantities above 35 grams — can result in lasting barriers in the job market, affect eligibility for public housing, and trigger review by professional licensing boards. Missouri's expungement process may provide some relief, but eligibility, timing, and procedure all require careful legal analysis. Chris Miller represents clients charged with marijuana-related drug crimes in Columbia and throughout central Missouri, including Boone County, Howard County, Randolph County, Cooper County, Cole County, Callaway County, and Audrain County.

Related Services

Other Criminal Defense Services

Facing a marijuana possession charge?
Get your questions answered today.

Free consultation. Confidential. No obligation to retain. Chris defends marijuana and cannabis charges in Columbia, Jefferson City, Sedalia, Rolla, Boonville, and throughout central Missouri.

Get a free consultation (573) 499-0200