Vaping Laws in Missouri – Age, Sales, Tax & Rules Guide 2025

Vaping Laws in Missouri

Missouri’s approach to regulating vaping products, including e-cigarettes, vape pens, and e-liquids, presents a unique and complex legal landscape. Compared to many other states, Missouri maintains a relatively permissive framework at the state level, characterized by a lack of specific excise taxes on vapes and no comprehensive statewide ban on vaping in public indoor spaces. However, this state-level leniency is contrasted by strict federal age requirements, a patchwork of robust local ordinances, and significant pending legislation that could dramatically reshape the market.

As of 2025, understanding the interplay between federal, state, and local laws is crucial for consumers, retailers, and manufacturers. This guide provides an in-depth look at Missouri’s current vaping laws, exploring the nuances of age restrictions, public use prohibitions, licensing, taxation, and the key legislative debates that will define the future of vaping in the Show-Me State.

At the core of Missouri’s vaping regulations is a focus on preventing youth access, though the state’s laws create a notable conflict with federal standards.

Defining “Vapor Product”

Missouri law, under Missouri Revised Statutes § 407.925, defines a “vapor product” as “any noncombustible product containing nicotine that employs a heating element, power source, electronic circuit, or other electronic, chemical or mechanical means.” This includes e-cigarettes, e-cigars, e-pipes, and similar devices, as well as any vapor cartridges or containers of nicotine in a solution or other form intended for use in such a device. This definition is crucial as it forms the basis for how these products are regulated under the state’s Youth Tobacco Act.

The Age Restriction Conflict: Federal 21 vs. State 18

One of the most critical and potentially confusing aspects of Missouri’s vaping laws is the minimum legal sales age. Federal law, under the Tobacco 21 Act effective since December 2019, unequivocally sets the minimum age to purchase all tobacco and vapor products at 21 nationwide. Retailers in Missouri are legally bound to follow this stricter federal standard.

However, Missouri is one of the few states that has not updated its own state statutes to align with the federal law. As such, many Missouri state laws, including Missouri Revised Statutes § 407.931.1, still reference a minimum age of 18. This discrepancy does not give retailers a pass; they must adhere to the federal 21+ requirement to avoid federal penalties. The Missouri Eliminate Tobacco Use Initiative continues to advocate for a statewide Tobacco 21 law to resolve this confusion and strengthen state-level enforcement.

Federal guidelines, updated in September 2024, require retailers to check a valid photo ID for anyone who appears to be under the age of 30.

Penalties for Sales to Minors (Under State Law)

Under current Missouri state law, penalties for selling to individuals under the state-defined age of 18 are specific and escalate for both the employee and the business owner:

  • For the individual employee/person making the sale:
    • First offense: $25 fine
    • Second offense: $100 fine
    • Third and subsequent offenses: $250 fine
  • For the business owner:
    • First violation: A reprimand
    • Second violation: A citation prohibiting tobacco/vape sales for 24 hours
    • Third violation: A 48-hour sales prohibition
    • Fourth and subsequent violations: A 5-day sales prohibition

These violations must occur within a two-year period for the escalating penalties to apply.

Where Vaping is Prohibited in Missouri

Where Vaping is Prohibited in Missouri

There is no statewide ban on vaping in public indoor spaces in Missouri. The state’s Clean Indoor Air Act, enacted in 1992, has not been amended to include e-cigarettes or vapor products. This means that, at the state level, vaping is not automatically prohibited in most workplaces, restaurants, and bars where smoking is banned.

However, state law does impose limited restrictions in specific, sensitive locations:

  • Public Schools: Vaping is prohibited in public school buildings and on school buses.
  • Foster Care Settings: Vaping is banned in foster homes, in vehicles used to transport foster children, and in the presence of foster children.
  • State Buildings: Vaping is confined to designated areas in public buildings and grounds occupied by state agencies.

Local Ordinances

The gap in statewide public use regulation has been filled by numerous local municipalities and counties, which have the authority to enact their own, often much stricter, ordinances. This has created a complex “patchwork” of rules across Missouri. As of 2025, at least 19 Missouri municipalities have passed local laws that prohibit vaping wherever smoking is banned. These include major cities and other communities such as:

  • Kansas City
  • St. Louis (City and County)
  • Columbia
  • St. Joseph
  • Belton
  • Branson
  • Creve Coeur
  • Lee’s Summit
  • Nevada
  • Washington
  • Warrensburg

In these jurisdictions, vaping is typically banned in indoor public places like restaurants, bars, and workplaces. Columbia was particularly proactive, adding e-cigarettes to its indoor smoking ban as early as December 2014 and implementing a local Tobacco 21 ordinance before the federal requirement(Part 1 – Major Cities). For consumers and travelers, this means the legality of vaping indoors can change from one city to the next. **Always check for local signage and ordinances.**

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Selling Vaping Products in Missouri

1

Retailer Licensing

In line with its generally business-friendly stance, Missouri has a straightforward licensing process for vape retailers. The state does not require a specialized, separate state-issued license specifically for selling only vaping products. Retailers must obtain a standard Missouri Retail Sales Tax license and register with the Missouri Department of Revenue if they are selling tobacco or vaping products. While some municipalities may impose additional local licensing requirements, the state-level requirements are less burdensome than in many other states.

2

Taxation of Vaping Products

As of 2025, Missouri imposes no state excise tax on vaping products. While traditional tobacco products face a 10% wholesale tax, vaping products are only subject to the standard state sales tax rate of 4.225% plus any applicable local sales taxes. This makes Missouri one of a minority of states that do not levy a specific “sin tax” on vapes, which keeps the retail price of these products lower compared to states with high excise taxes.

3

Flavor Restrictions and Pending Legislation

Currently, Missouri imposes no state-level restrictions on the sale of flavored vaping products. This allows for the sale of all flavored products that comply with federal regulations (which themselves restrict flavored closed-system devices like pods and cartridges to only tobacco and menthol flavors, unless a product has received specific FDA marketing authorization).

However, this permissive approach is facing growing pressure. At the local level, Kansas City is advancing Ordinance 240897, which, if passed, would ban all flavored tobacco and vaping products and could become Missouri’s first municipal flavor ban.

At the state level, House Bill 2211, sponsored by Representative Lane Roberts, represents a significant potential change. This bill would require all vapor product manufacturers to have or be actively seeking FDA marketing authorization before their products could be sold in Missouri. Since the FDA has not authorized any non-tobacco flavored vaping products to date, this bill would effectively ban most flavored products currently on the market. This bill remains under debate in the Missouri House.

4

Online Sales Regulations

Online sales of vaping products to consumers in Missouri must comply with federal regulations, primarily the PACT Act. This requires online retailers to:

  • Register with the Bureau of Alcohol, Tobacco, Firearms and Explosives (ATF) and the Missouri Department of Revenue.
  • Use a third-party age verification service to confirm the purchaser is 21 or older.
  • Require an adult (21+) signature upon delivery.
  • Comply with all state and local tax requirements.
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Enforcement and Penalties

Enforcement of Missouri’s vaping laws involves a collaboration of state and local agencies. The Missouri Division of Alcohol and Tobacco Control (ATC) is responsible for enforcing youth access laws and retailer compliance. The FDA handles enforcement of federal regulations, such as the PMTA requirements, and local authorities are responsible for enforcing municipal ordinances regarding public use.

The ATC maintains a hotline at (573) 526-4026 for reporting violations such as sales to minors. Penalties for violations are in place for both individuals and businesses, as detailed earlier, with a focus on retailer accountability.

Conclusion

Missouri’s vaping laws in 2025 reflect a state caught between a tradition of limited government intervention and growing public health concerns, particularly around youth vaping. The current framework provides basic protections, such as federal age limits and some specific location-based use bans, while leaving significant regulatory authority to local municipalities. This creates a complex environment where the rules for vaping can change significantly from one county or city to the next.

For retailers, this means navigating federal age requirements, state registration processes, and a diverse array of local public use ordinances. For vapers, it means understanding that what’s legal and socially acceptable in one town may be prohibited in another. The pending legislation on flavor bans (via PMTA registry) and state preemption could fundamentally reshape Missouri’s permissive approach. As enforcement mechanisms strengthen and local ordinances continue to expand, all stakeholders involved in Missouri’s vaping community must remain vigilant and informed about these ongoing changes.


References

  1. Missouri House of Representatives – HB 2211 Bill Text (2024 Session)
  2. Ecigator – States with Vapor Product Directories (2025)
  3. Missouri Department of Revenue – Sales/Use Tax Rate Tables
  4. Missouri Department of Revenue – Cigarette & Tobacco Products FAQ
  5. Missouri Office of Administration – Policy on Smoking in State Buildings

FAQs

  1. What is the legal age to buy vaping products in Missouri?

    While Missouri state law references age 18, federal law (Tobacco 21 Act) requires all retailers nationwide to sell vaping products only to individuals aged 21 and older. Retailers in Missouri must adhere to the federal 21+ requirement to avoid penalties.

  2. Is vaping allowed in public indoor places throughout Missouri?

    There is no statewide ban on vaping in public indoor spaces in Missouri. However, many individual cities and counties (such as Kansas City, St. Louis, and Columbia) have enacted their own local ordinances that prohibit vaping wherever smoking is banned. It’s essential to check local signage and specific municipal laws.

  3. Are flavored vaping products legal to sell in Missouri?

    Currently, Missouri has no state-level restrictions on the sale of flavored vaping products. However, federal regulations limit flavored closed-system devices to tobacco and menthol unless they have specific FDA marketing authorization. Furthermore, there is pending state legislation (HB 2211) and local ordinances that could ban flavored products in the future.

  4. Are there special taxes on vaping products in Missouri?

    As of 2025, Missouri does not impose a specific state excise tax on vaping products. Vaping products are only subject to the standard state sales tax rate of 4.225% plus any applicable local sales taxes.

  5. Do I need a special license to sell vaping products in Missouri?

    Missouri does not require a specialized state-issued license specifically for selling only vaping products. Retailers must obtain a standard Missouri Retail Sales Tax license and register with the Missouri Department of Revenue. Some municipalities may have additional local licensing requirements.

Matthew Ma
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