Drug Policy Watch · State Brief 2026

Missouri

Snapshot (structured)

Adult-use cannabis: Legal, constitutionally protected (Amendment 3, approved November 2022; retail sales since February 2023)
Medical cannabis: Legal (Amendment 2, 2018), folded into the Amendment 3 framework
Home grow: Allowed for registered adults (up to 6 flowering, 6 immature, 6 clones per registered person) with a registration card
Intoxicating hemp / hemp THC: Ban signed April 23, 2026 (HB 2641), effective November 12, 2026, aligning state law with the federal hemp ban
Psychedelics: Not decriminalized; no enacted therapeutic-access program; psilocybin bills repeatedly introduced and stalled
Broad decriminalization: No general drug decriminalization; cannabis legalized constitutionally
Harm reduction: Naloxone access and fentanyl test strips legal; statewide syringe services programs not clearly authorized
Governor (party): Mike Kehoe (Republican)
Legislature control: Republican supermajority in both chambers (Senate roughly 24-10, House roughly 111-52); Republican trifecta
Citizen ballot initiatives allowed: Yes (initiated statutes and initiated constitutional amendments)
Enclosure pressure score: 4/5

Cannabis

Missouri voters approved adult-use cannabis through Constitutional Amendment 3 in November 2022 (about 53 percent), effective December 8, 2022, with retail sales beginning February 3, 2023. (KCUR, Cannabis in Missouri, Wikipedia) Because legalization sits in the state constitution, the legislature cannot repeal it; lawmakers can only act on adjacent matters such as advertising, public consumption, hemp, and criminal justice. (CannabisMissouri.org)

Medical cannabis (Amendment 2, 2018) was absorbed into the Amendment 3 program, which is administered by the Division of Cannabis Regulation within the Department of Health and Senior Services. Home grow is permitted for registered adults who obtain a cultivation registration card (commonly cited as up to six flowering plants, six immature, and six clones per person, with a higher household limit; readers should confirm exact limits against current DHSS rules). (CannabisMissouri.org recreational laws)

Market structure: Missouri is a limited-license state with caps on cultivation, manufacturing, dispensing, and testing licenses, supplemented by a constitutionally created microbusiness program reserved for residents below the state median income or in disproportionately impacted ZIP codes. (Stock Legal, Cannabusiness Plans) As of July 2025, roughly 492 licenses were issued, including about 67 cultivation, 224 dispensary, 17 microbusiness dispensary, 90 manufacturing, 55 microbusiness wholesale, 10 testing, and 29 transport. (Cannabusiness Plans) Taxes: a 6 percent state excise tax on adult-use sales, plus the 4.225 percent state sales tax and local sales taxes (often 2-4 percent), with many localities adding a 3 percent local cannabis tax. (Cannabusiness Plans, MissouriStateCannabis.org)

Key 2026 actions: the legislature did not alter the constitutional adult-use framework but passed HB 2641 (hemp), which also added marijuana consumer privacy protections and cannabis worker organizing protections. (Missouri Independent, April 23, 2026) Federally, an order placing state-licensed medical marijuana products in Schedule III (signed April 22, 2026, one day before HB 2641, and effective April 28, 2026) could provide some tax relief to Missouri operators. (Missouri Independent)

Hemp

Intoxicating hemp has been the most contentious cannabis-adjacent fight in Missouri. Delta-8, THCA, high-dose edibles, and THC seltzers have been sold in smoke shops, convenience stores, bars, and grocery stores outside the licensed marijuana program, some with as much as 1,000 mg of THC and no testing or labeling requirements. (Missouri Independent)

Former Governor Mike Parson issued an executive order in August 2024 to pull hemp-derived THC edibles and beverages from shelves; the Missouri Hemp Trade Association sued in Cole County Circuit Court to block it, arguing the order exceeded gubernatorial authority. (Missouri Independent, August 2024, KCUR)

On April 23, 2026, Governor Mike Kehoe signed HB 2641 (sponsor Rep. Dave Hinman, R-O'Fallon), which removes all intoxicating hemp products from shelves starting November 12, 2026, the same date as the federal hemp ban Congress approved in November 2025. (Missouri Independent) The combined House and Senate vote was reported as 151 aye to 28 nay. If Congress reverses course, Missouri would allow such products only in licensed marijuana dispensaries; if Congress merely delays the ban, Missouri would still ban all products except intoxicating beverages. (Missouri Independent) Attorney General Catherine Hanaway has been using consumer-protection law to crack down on hemp retailers since taking office in September 2025. (Missouri Independent, April 18, 2026) The Missouri Hemp Trade Association said it was preparing a legal challenge to HB 2641, and on July 17, 2026 it and other hemp businesses filed suit in U.S. District Court for the Western District of Missouri seeking to block HB 2641 as unconstitutionally vague. https://missouriindependent.com/2026/07/17/lawsuit-seeks-to-block-missouri-ban-on-intoxicating-hemp-products/ (Missouri Independent)

Federal exposure: Missouri's ban is explicitly tied to the November 12, 2026 federal deadline, so the state outcome is closely coupled to whether Congress amends, delays, or lets the federal ban take effect. A White House and congressional effort to preserve full-spectrum CBD and low-dose hemp products was in flux as of mid-2026. (Missouri Independent, Marijuana Moment)

Psychedelics

Missouri has not decriminalized psychedelics and has not enacted a therapeutic-access program. A Republican-led bill to allow medical psilocybin use by military veterans enrolled in clinical trials passed two House committees in the 2025 session but was later pulled from the floor calendar. (Marijuana Moment)

For 2026, multiple psilocybin and alternative-therapy bills were pre-filed: HB 1643 (Rep. Mathew Overcast, R) and HB 1717 (Rep. Richard West, R), each modifying provisions relating to alternative therapies and treatments including psilocybin. (Marijuana Moment) The author has not confirmed any of these became law during the 2026 session, which adjourned May 15, 2026; treat them as having not been enacted unless a state source confirms otherwise (unconfirmed final status).

Broader drug policy

Decriminalization: Missouri has no general drug decriminalization. Cannabis is the exception, legalized constitutionally with possession and home-grow allowances for registered adults.

Harm reduction: Missouri legalized fentanyl test strips (reported in 2023) and supports naloxone access through standing pharmacy orders and free distribution. (Recovery Friendly Missouri, Sana Lake 2025 rankings) The Missouri Institute for Mental Health at the University of Missouri-St. Louis is the centralized distributor of free naloxone and fentanyl test strips, supplying more than 2,000 organizations as of 2024. (Sana Lake) St. Louis County installed dozens of free naloxone vending machines. (Sana Lake) Advocacy groups note that statewide syringe services programs are not clearly authorized and remain a gap. (Jackson County Public Health, Sana Lake) Whether a statewide syringe-services authorization has passed is unconfirmed; readers should verify against current Missouri statute.

Overdose trends: Missouri recorded about 1,481 overdose deaths in 2024, down roughly 28 percent from about 2,056 in 2023. (Axios Kansas City, Sana Lake)

Sentencing and expungement: see the Equity and expungement section.

Political landscape

Governor: Mike Kehoe (Republican), who took office in January 2025 and signed the hemp ban in April 2026. (Missouri Independent, Ballotpedia 2026 session)

Party control: Republican supermajorities in both chambers, reported as roughly 24-10 in the Senate and 111-52 in the House, making Missouri a Republican trifecta and one of about 19 states with veto-proof supermajorities in both chambers as of early 2026. (Ballotpedia 2026 session) Reporting notes the House did not function with a true working supermajority for part of the period because of unfilled vacancies. (Ballotpedia 2026 session)

Named figures: Attorney General Catherine Hanaway (R) is leading the executive crackdown on intoxicating hemp retailers. (Missouri Independent) On hemp restriction, Rep. Dave Hinman (R-O'Fallon) sponsored the enacted HB 2641 and Sen. David Gregory (R-Chesterfield) sponsored a companion version. (Missouri Independent) On reform-leaning measures, Rep. Adrian Plank (D) pushed cannabis early-release and campus-access bills, and the single-market ballot effort is led by petitioner Eapen Thampy. (Marijuana Moment, Ballotpedia ballot measure) Key committees handling these bills are unconfirmed in the sources reviewed; verify against the legislature's committee assignments.

Ballot initiatives

Missouri allows citizen-initiated statutes and constitutional amendments. The Missouri Marijuana Regulations Amendment (filed versions #141-144) was approved for signature gathering by the Secretary of State on October 28, 2025, and could appear on the November 3, 2026 ballot. (Ballotpedia) The measure, advanced by Missourians for a Single Market and petitioner Eapen Thampy, would replace current marijuana and hemp rules with a recognized right to use or cultivate marijuana, direct the legislature to regulate by 2027, remove license caps, possession limits, and mandatory seed-to-sale tracking, provide automatic expungement for prior non-violent marijuana and hemp offenses, and create a 10-year tax on marijuana and hemp sales to fund veterans services and addiction programs. (Ballotpedia, Marijuana Moment)

The smallest possible signature requirement is 170,215 valid signatures, with a filing deadline of May 3, 2026. (Ballotpedia) Whether the campaign submitted sufficient signatures by the May 3, 2026 deadline and qualified for the November ballot is unconfirmed in the sources reviewed; verify with the Secretary of State.

Equity and expungement

Social equity: the microbusiness license program is reserved for Missouri residents below the state median household income or living in ZIP codes disproportionately affected by cannabis enforcement, with reduced fees and prioritized processing. (Stock Legal) The microbusiness rollout has faced litigation and administrative scrutiny over eligibility and ownership; readers tracking equity outcomes should follow Division of Cannabis Regulation actions.

Expungement: Amendment 3 created a constitutional automatic expungement mandate for many past cannabis offenses (misdemeanors, possession of up to three pounds, and paraphernalia), excluding violent offenses, DWI, and selling to minors. (CannabisMissouri.org, Missouri Independent) Deadlines were June 8, 2023 for misdemeanors and December 8, 2023 for felonies. Courts expunged roughly 44,000 cases by mid-2023 (over 10,000 felonies and about 32,500 misdemeanors) but were widely expected to miss the constitutional deadlines because of paper records and manual processing. (KCUR) Missouri also enacted broader expungement reforms in 2025 affecting non-cannabis records; details are outside this brief. (CGM Law 2025 guide)

Market and barriers

Taxes: 6 percent state adult-use excise tax, plus 4.225 percent state sales tax and local sales taxes (often 2-4 percent), with localities permitted to add a 3 percent local cannabis tax. (Cannabusiness Plans, MissouriStateCannabis.org)

Licensing: Missouri is a capped, limited-license state. As of July 2025, about 492 total licenses were issued: roughly 67 cultivation, 224 dispensary, 17 microbusiness dispensary, 90 manufacturing, 55 microbusiness wholesale, 10 testing, and 29 transport. (Cannabusiness Plans) The constitution sets a minimum dispensary count tied to congressional districts. Exact current application and annual license fees, capital and residency requirements vary by license type and are set by Division of Cannabis Regulation rule; specific dollar figures were not confirmed in the sources reviewed and should be verified against DHSS regulations (unconfirmed exact fee schedule). Microbusiness licenses carry reduced application fees and residency and income eligibility limits. (Stock Legal)

Enclosure read

Missouri is increasingly fenced. The most consequential 2026 move, HB 2641, eliminates the open intoxicating-hemp market and funnels any future legal intoxicating-hemp sales into licensed marijuana dispensaries, consolidating value inside the capped, constitutionally limited cannabis system. (Missouri Independent) Smoke shops, convenience stores, hemp farmers, and independent THC-beverage sellers are being fenced out, while licensed multi-state and incumbent cannabis operators inside the limited-license regime are positioned to consolidate. The Attorney General's consumer-protection crackdown adds enforcement pressure on the hemp side. (Missouri Independent)

Counterweights keep this short of a 5: home grow is legal, automatic expungement is constitutionally mandated, a microbusiness equity track exists, and a citizen ballot initiative is live that would remove license caps, possession limits, and seed-to-sale tracking and add automatic expungement, which if it qualifies and passes would sharply open the system. (Ballotpedia) On balance, with a hard hemp ban enacted, a capped marijuana market, AG enforcement, and a Republican trifecta unlikely to loosen rules legislatively, the score is 4/5.

What to watch next

November 12, 2026: HB 2641 hemp ban effective date, tied to the federal hemp deadline; watch for the Missouri Hemp Trade Association's legal challenge (filed July 17, 2026). (Missouri Independent)
May 3, 2026 signature deadline (now passed): confirm whether the Missouri Marijuana Regulations Amendment qualified for the November 3, 2026 ballot with the Secretary of State. (Ballotpedia)
Federal action on the hemp ban and on marijuana rescheduling to Schedule III (a federal hearing was set to begin June 29), both of which feed back into Missouri's market and tax treatment. (Missouri Independent)
Next legislature: the Missouri General Assembly's 2026 regular session adjourned May 15, 2026; the next regular session is expected to convene in early January 2027. Pre-filing typically opens December 1, 2026. (Ballotpedia 2026 session)

Regulators

Cannabis (medical and adult-use): Division of Cannabis Regulation, Missouri Department of Health and Senior Services (DHSS). (CannabisMissouri.org)
Hemp enforcement: Missouri Attorney General (consumer-protection enforcement against intoxicating-hemp retailers) and DHSS; Missouri Department of Agriculture historically administers the industrial hemp program. (Missouri Independent)
Harm reduction and overdose: DHSS and the Missouri Institute for Mental Health (University of Missouri-St. Louis) for naloxone and fentanyl test strip distribution. (Sana Lake)
Ballot initiatives and elections: Missouri Secretary of State. (Ballotpedia)

Federal exposure (2026)

Missouri sits at the intersection of nearly every active federal drug-policy lever, and because its legalization is constitutional and split into a constitutionally protected adult-use right and a folded-in medical program, the state inherits the federal split treatment cleanly.

Rescheduling and 280E: Cannabis remains Schedule I by default. The April 2026 DOJ and DEA order moved only FDA-approved cannabis drugs and state-licensed medical cannabis to Schedule III; recreational cannabis stays Schedule I. The practical effect in Missouri is asymmetric. Because Missouri runs a single, vertically integrated program in which most licensees serve both medical patients and adult-use customers, the relief from Section 280E (which bars businesses trafficking in Schedule I or II substances from deducting ordinary expenses) reaches only the medical share of an operator's activity, not the recreational share. Operators will need to apportion costs and revenue between the two categories to claim any deduction, and adult-use sales, the larger market, keep the full 280E penalty. The broader DEA hearing that opened June 29, 2026 (and may slip to 2027) could eventually move all cannabis, but Schedule III as it stands does not legalize cannabis, does not authorize interstate commerce, and does not cover state recreational businesses, so it changes Missouri operators' tax math at the margin without opening the market. This is the relief referenced in the Cannabis section above, now scoped precisely.

The November 12, 2026 hemp cliff: This is Missouri's single largest federal exposure, and it is unusually tight because state and federal deadlines coincide to the day. The FY2026 agriculture appropriations rider (Sec. 781, sponsored by Rep. Andy Harris, R-MD) narrowed the federal definition of hemp to a total-THC standard (about 0.4 mg THC per container), which recriminalizes roughly 90 to 95 percent of intoxicating hemp products effective November 12, 2026. The H.R.7010 delay was not enacted, and the 2026 Farm Bill (H.R.7567) keeps the ban. Missouri's HB 2641 was deliberately written to take effect the same day, November 12, 2026, in lockstep with the federal deadline. The practical effect is that there is no daylight between the two regimes and no gap for the Missouri Hemp Trade Association's promised challenge to exploit by arguing the state moved ahead of Congress: when the federal floor drops, intoxicating hemp products that are now sold in Missouri smoke shops, convenience stores, bars, and grocery stores become illegal under both federal and state law simultaneously, and the only lawful path for intoxicating cannabinoids becomes the capped, licensed marijuana dispensary channel (with HB 2641's narrow carve-out for intoxicating beverages if Congress merely delays rather than enacts). A federal reversal that preserved low-dose hemp would, under HB 2641's own terms, still route Missouri sales only into licensed dispensaries. Hemp farmers, independent CBD and delta-8 sellers, and THC-beverage startups carry the full weight of this cliff.

Banking: SAFER Banking has stalled in Congress. Missouri operators, including the equity microbusiness licensees who are least able to absorb cash-handling costs and premium financing, remain locked out of normal banking, lending, and card processing. This compounds 280E: the businesses that get the least tax relief (adult-use heavy operators and microbusinesses) also get no banking relief, which favors well-capitalized incumbents.

Psychedelics: Psilocybin, MDMA, and ibogaine remain Schedule I federally. The April 18, 2026 executive order, Accelerating Medical Treatments for Serious Mental Illness [https://www.whitehouse.gov/presidential-actions/2026/04/accelerating-medical-treatments-for-serious-mental-illness/] plus FDA priority vouchers fast-track FDA review, but there is no federal approval yet. This caps how far Missouri's stalled psilocybin bills (HB 1643, HB 1717, both unconfirmed as enacted) could go even if the legislature acted, since any state therapeutic-access program would run against a Schedule I substance with no FDA pathway completed.

Harm reduction: Missouri is directly exposed to the SAMHSA guidance issued April 24, 2026, which bars federal funds from paying for fentanyl test strips, clean syringes, and sterile water; naloxone remains federally supported. Because the Missouri Institute for Mental Health at the University of Missouri-St. Louis is the centralized distributor supplying free naloxone and fentanyl test strips to more than 2,000 organizations, the test-strip side of that distribution network is now exposed to federal defunding even though Missouri legalized the strips at the state level. Naloxone distribution and the St. Louis County vending machines are insulated to the extent they rely on naloxone, but any federally funded test-strip or syringe component is at risk, widening the existing statewide syringe-services gap.

Patient access and rights

This section covers what Missouri law does and does not protect for a medical cannabis patient: use inside a hospital, and the broader rights that follow a patient into work, housing, parenting, an organ transplant list, and school. It is information, not legal advice, and it reflects the law as of July 2026. Each point links to the primary statute.

Hospital access (Ryan's Law): Missouri has no hospital-access law. No statute requires a hospital, nursing home, or hospice to let a qualifying patient use medical cannabis on site, so whether a facility allows it is left to that facility's own policy, and many refuse. Seven states have now enacted a Ryan's Law protection (California in 2021, and Colorado, Delaware, Louisiana, Oregon, Virginia, and Washington in 2026), and Pennsylvania has a bill pending; Missouri is not among them. The absence is the finding: a Missouri patient has no enforceable right to use their medicine in a hospital today.

Broader protections: Missouri places its patient protections in the state constitution, which makes them harder to repeal than an ordinary statute. Article XIV, Section 1, protects a qualifying patient in four of the six areas. It bars employment discrimination against a qualifying patient (subsection 7), protects custody and parenting rights (subsection 5), and provides in the same clause that no patient shall be denied access to or priority for an organ transplant or other medical care because they hold a patient card or use marijuana for medical use (subsection 5). The constitution names organ transplants directly, so a Missouri patient cannot be denied a transplant listing solely for lawful medical cannabis use. Two areas are not covered: housing and school enrollment, where a review found no protection. Those gaps are the finding.

Out-of-state patients: Missouri offers full reciprocity; under Department of Health and Senior Services rules, dispensaries may accept an out-of-state patient card for purchase.

The federal picture: the April 2026 federal move of state-licensed medical cannabis to Schedule III did not change any of this. Schedule III does not make dispensary cannabis a lawful prescription medicine and does not create any hospital-use right; only state law can force hospital access, and Missouri has not enacted a Ryan's Law. The broader protections above are a creature of Missouri law, not federal law.

Sources: Missouri patient protections, Missouri Constitution, Article XIV, Section 1.

Analysis: the enclosure read in depth

Who is fenced out in Missouri: the open intoxicating-hemp economy. Hemp farmers, smoke shops, convenience stores, bars, grocers, and independent delta-8, THCA, and THC-beverage sellers lose their legal footing on November 12, 2026 under the combined state and federal ban. They cannot simply migrate into the marijuana program, because Missouri is a capped, limited-license state: cultivation, manufacturing, dispensing, and testing licenses are numerically limited by the constitution, so there is no open door for displaced hemp operators to walk through.

Who consolidates: the incumbent, vertically integrated, often multi-state marijuana operators already holding the capped licenses. The hemp ban funnels any future legal intoxicating-cannabinoid sales into their dispensaries, converting a competitive open market into captured demand inside the limited-license system. The medical-only Schedule III relief and the absence of banking relief both tilt further toward the best-capitalized incumbents, who can apportion 280E deductions, absorb cash-handling costs, and wait out the DEA hearing.

State-plus-federal interaction: Missouri is a textbook case of the federal enclosure read favoring large incumbents and fencing out small actors and hemp. The state did not act alone; it synchronized HB 2641 to the federal Sec. 781 hemp cliff so the two reinforce each other on the same day, and it benefits from the federal medical-only Schedule III move that rewards the licensed program while leaving the (banned) hemp channel and (un-relieved) recreational channel behind. The Attorney General's consumer-protection crackdown, led by AG Catherine Hanaway since September 2025, supplies state enforcement muscle ahead of the federal deadline, pre-clearing the hemp market before the cliff even arrives. The result is a tight state-federal pincer.

What to watch: (1) whether the Missouri Hemp Trade Association's threatened challenge to HB 2641 finds any angle once the federal floor drops on the same date, which removes the strongest preemption-style arguments; (2) whether the single-market ballot measure (Missourians for a Single Market, petitioner Eapen Thampy) qualified for the November 3, 2026 ballot, since it is the one move that would remove license caps, possession limits, and seed-to-sale tracking and thereby reverse enclosure; (3) the DEA hearing outcome (opened June 29, 2026, possibly slipping to 2027) for whether recreational cannabis ever gets 280E relief; (4) SAMHSA funding effects on the state test-strip distribution network.

Where commons counter-moves are present: Missouri retains real openings that keep this short of total enclosure. Home grow is legal for registered adults (a genuine non-market, decentralized supply that no cap or ban touches). Automatic expungement is constitutionally mandated under Amendment 3 (a backward-looking commons restoration, even with its administrative shortfalls). The microbusiness equity track, reserved for lower-income residents and disproportionately impacted ZIP codes, is a deliberate channel for small and excluded actors, though it remains capped and litigation-strained. And the live single-market initiative is the largest potential counter-move of all, a citizen mechanism that could dismantle the caps entirely.

Justifying the 4 of 5 score: the enclosure pressure is severe and rising. A hard intoxicating-hemp ban synchronized to the federal cliff, a capped marijuana market, active AG enforcement, medical-only federal tax relief that rewards incumbents, no banking relief, and a Republican trifecta unlikely to loosen rules legislatively all push toward 5. What holds it at 4 is the persistence of meaningful commons counter-moves that are not merely theoretical: constitutional home grow and automatic expungement are already in force, the microbusiness track exists, and a live ballot initiative could sharply reopen the system if it qualifies and passes. If the single-market measure fails to qualify or is defeated and the hemp ban takes effect as written, Missouri would be a candidate for a 5 in a later revision.

Active legislation (2026)

Missouri's 2026 regular session ran January 7 to May 15, 2026, so the session has adjourned as of this brief (June 2026). The table below reflects bills that were active or pre-filed during 2026. Final passage status for most items other than HB 2641 is unconfirmed; verify each against the legislature's site or a live tracker.

Beyond the live tracker

These measures are not in the live bill list below: some are not bills (executive orders, rules, referendums, or budgets), and some are proposals or prior-session measures the live tracker does not currently carry.

HB 1634 Modifies definition of commercial feed to include industrial hemp (Pre-filed; final status unconfirmed)

Bill	Title/Topic	Chamber	Status	Sponsor(s)
HB 2641	Bans intoxicating hemp products (effective Nov 12, 2026); adds marijuana consumer privacy and cannabis worker organizing protections	House (passed both chambers)	Signed by Governor April 23, 2026	Rep. Dave Hinman (R)
HB 1896	Early release for persons serving sentences for marijuana-related offenses	House	Pre-filed; final status unconfirmed	Rep. Adrian Plank (D)
HB 1897	Provisions relating to licenses for marijuana facilities	House	Pre-filed; final status unconfirmed	Rep. Adrian Plank (D)
HB 1898	Requires public colleges/universities to allow medical marijuana use on campus	House	Pre-filed; final status unconfirmed	Rep. Adrian Plank (D)
HJR 103	Constitutional amendment on advertising/promotion of marijuana sales	House	Pre-filed; final status unconfirmed	Rep. Bruce Sassmann (R)
HJR 106	Constitutional amendment on products derived from cannabis plants (aligns with single-market ballot proposal)	House	Pre-filed; final status unconfirmed	Rep. Mathew Overcast (R)
HB 1634	Modifies definition of commercial feed to include industrial hemp	House	Pre-filed; final status unconfirmed	Rep. Mathew Overcast (R)
HB 1643	Alternative therapies and treatments, including psilocybin	House	Pre-filed; final status unconfirmed	Rep. Mathew Overcast (R)
HB 1717	Alternative therapies and treatments, including psilocybin	House	Pre-filed; final status unconfirmed	Rep. Richard West (R)
SB 904	Provisions relating to cannabis	Senate	Pre-filed; final status unconfirmed	Sen. David Gregory (R)
SB 1026	Regulates intoxicating cannabinoids	Senate	Pre-filed; final status unconfirmed	Sen. Karla May (D)
SB 1187	Regulates use of marijuana in public places	Senate	Pre-filed; final status unconfirmed	Sen. Mary Elizabeth Coleman (R)
SB 1307	Use of marijuana by family court participants	Senate	Pre-filed; final status unconfirmed	Sen. Barbara Washington (D)

This list is not exhaustive. For the long tail and current status, see the Missouri House bill search (house.mo.gov), the Missouri Senate (senate.mo.gov), LegiScan Missouri, and Marijuana Moment's bill tracker. Bill identifiers and sponsors above are drawn from the Marijuana Moment pre-file roundup (Dec 4, 2025).

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A planning snapshot for 2026, not legal advice. Policy moves quickly; confirm any single detail against the cited sources before acting on it. Sponsor names are given where confirmable and marked unconfirmed otherwise.

About the author. Jessica Mantonya is the founder of Drug Policy Watch and Hold in Common. She also advises operators, advocates, and funders on regulatory strategy and anti-enclosure positioning. Work with her →