In force in Missouri

Fire, building, elevator, boiler and pool codes in force in Missouri now.

Who enforces each one, what edition applies, and what changes next. 7 of 7 areas verified on primary sources. Federal OSHA state.

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In force in Missouri now

Statewide · county and city rules sit on top
AreaIn forceAuthorityNext
FireNone statewide for private/commercial buildings; NFPA-based rules apply only to state-licensed care facilitiesFire codes are adopted locally in Missouri; DFS applies NFPA-based inspection rules only to state-licensed day cares, nursing/group homes, not hotels or general commercial buildings. SourceVerified on the sourceLocal AHJs (fire depts/code officials) statewide; Div. of Fire Safety (DPS) only for state-licensed facilitiesNew rule due Jul 1, 2027New DFS fire/life-safety rule due by Jul 1, 2027 (RSMo 320.405); applies only to state-inspected facilities, effective Jan 1, 2028
BuildingNone — no statewide building code; adoption and enforcement are local onlyNo statewide building code or state amendments exist; each city/county decides whether to adopt a code and which edition (e.g., Kansas City, St. Louis run their own overlays). SourceVerified on the sourceLocal building departments only, where a code is adopted; no state code-enforcement agencyIn forceNone pending (a 2026-session bill to create a statewide code/commission died in committee)
ElevatorsASME A17.1-2016 (Safety Code for Elevators and Escalators), state-adoptedMissouri Elevator Safety Law (RSMo 701.350-701.381) and 11 CSR 40-5 require statewide registration, an annual A17.1 inspection/test, and a state operating certificate for every elevator. SourceVerified on the sourceDivision of Fire Safety, Elevator Safety Unit (Dept. of Public Safety)In force
BoilersASME Boiler & Pressure Vessel Code (edition not stated on agency page); ASME/National Board compliance required for units built since 1986DFS Boiler & Pressure Vessel Program (RSMo 650.200-650.295; 11 CSR 40-2) issues about 25,000 certificates yearly; most boilers/vessels are inspected on a two-year cycle. SourceVerified on the sourceDivision of Fire Safety, Boiler & Pressure Vessel Safety Program (Dept. of Public Safety)In force
PoolsDHSS lodging-establishment pool/spa rule, 19 CSR 20-3.060DHSS's lodging rule (19 CSR 20-3.060) covers hotel/motel pools and spas: engineer-certified design to a national pool code, plus water-quality, safety and electrical standards. SourceVerified on the sourceDept. of Health and Senior Services (DHSS), Bureau of Environmental Health ServicesIn force
LodgingRSMo Chapter 315 (Hotel, Motel and Resort Regulations); DHSS annual license required for 5+ guest roomsDHSS licenses/inspects roughly 1,400 lodging establishments for life-safety, fire-safety, electrical, plumbing, food-safety and pool compliance; stricter local ordinances still apply (315.033). SourceVerified on the sourceDept. of Health and Senior Services (DHSS)In force
WorkplaceFederal OSHA jurisdiction (no state plan)Missouri has no OSHA-approved State Plan; federal OSHA regulates workplace safety directly for private-sector employers statewide through its area office. SourceVerified on the sourceU.S. Dept. of Labor, OSHA (federal)In force

Dated items in Missouri

Next 24 months
Jul 1, 2027
DFS deadline to adopt new Missouri fire and life-safety standards rule (covers state-inspected facilities only, e.g. licensed day cares/nursing/group homes)Division of Fire Safety (Dept. of Public Safety)
Dated
Jan 1, 2028
New DFS fire/life-safety standards (RSMo 320.405) become applicable to state-inspected facilities undergoing new construction, major renovation, ownership transfer, or 50%+ value improvementDivision of Fire Safety (Dept. of Public Safety)
Dated

Questions about Missouri

Which fire code is in force in Missouri?

None statewide for private/commercial buildings; NFPA-based rules apply only to state-licensed care facilities. Fire codes are adopted locally in Missouri; DFS applies NFPA-based inspection rules only to state-licensed day cares, nursing/group homes, not hotels or general commercial buildings. Enforced by: Local AHJs (fire depts/code officials) statewide; Div. of Fire Safety (DPS) only for state-licensed facilities.

Which building code applies in Missouri?

None — no statewide building code; adoption and enforcement are local only. No statewide building code or state amendments exist; each city/county decides whether to adopt a code and which edition (e.g., Kansas City, St. Louis run their own overlays). Enforced by: Local building departments only, where a code is adopted; no state code-enforcement agency.

Who inspects elevators and boilers in Missouri?

Elevators: Division of Fire Safety, Elevator Safety Unit (Dept. of Public Safety) (ASME A17.1-2016 (Safety Code for Elevators and Escalators), state-adopted). Boilers: Division of Fire Safety, Boiler & Pressure Vessel Safety Program (Dept. of Public Safety) (ASME Boiler & Pressure Vessel Code (edition not stated on agency page); ASME/National Board compliance required for units built since 1986).

Is Missouri a federal OSHA state or a state-plan state?

Missouri is a federal-OSHA state: the U.S. Department of Labor's OSHA enforces workplace safety rules directly.

What changes next in Missouri?

Fire: New rule due Jul 1, 2027 (New DFS fire/life-safety rule due by Jul 1, 2027 (RSMo 320.405); applies only to state-inspected facilities, effective Jan 1, 2028); Jul 1, 2027: DFS deadline to adopt new Missouri fire and life-safety standards rule (covers state-inspected facilities only, e.g. licensed day cares/nursing/group homes); Jan 1, 2028: New DFS fire/life-safety standards (RSMo 320.405) become applicable to state-inspected facilities undergoing new construction, major renovation, ownership transfer, or 50%+ value improvement.

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