Who enforces each one, what edition applies, and what changes next. 7 of 7 areas verified on primary sources. Federal OSHA state.
| Area | In force | Authority | Next |
|---|---|---|---|
| Fire | None 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 source | Local AHJs (fire depts/code officials) statewide; Div. of Fire Safety (DPS) only for state-licensed facilities | New 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 |
| Building | None — 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 source | Local building departments only, where a code is adopted; no state code-enforcement agency | In forceNone pending (a 2026-session bill to create a statewide code/commission died in committee) |
| Elevators | ASME 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 source | Division of Fire Safety, Elevator Safety Unit (Dept. of Public Safety) | In force |
| Boilers | ASME 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 source | Division of Fire Safety, Boiler & Pressure Vessel Safety Program (Dept. of Public Safety) | In force |
| Pools | DHSS 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 source | Dept. of Health and Senior Services (DHSS), Bureau of Environmental Health Services | In force |
| Lodging | RSMo 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 source | Dept. of Health and Senior Services (DHSS) | In force |
| Workplace | Federal 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 source | U.S. Dept. of Labor, OSHA (federal) | In force |
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.
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.
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).
Missouri is a federal-OSHA state: the U.S. Department of Labor's OSHA enforces workplace safety rules directly.
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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