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Montana · Workplace safety

The workplace safety (OSHA) rules in force in Montana now.

Federal OSHA jurisdiction; no Montana State Plan. Enforced by Federal OSHA, U.S. Dept. of Labor. Verified on the primary source, re-checked weekly.

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Workplace safety in Montana

Verified on the source
In force

Federal OSHA jurisdiction; no Montana State Plan

Montana has no OSHA-approved State Plan; federal OSHA (29 CFR) covers private-sector workplace safety statewide. No state agency administers a parallel workplace-safety program for private employers.

Source: primary document

Who enforces it

Federal OSHA, U.S. Dept. of Labor

Statewide layer. County and city amendments sit on top; the building view resolves them from your ZIP.

What changes next

In force

In force, nothing scheduled

The federal layer

The federal layer applies in every state: OSHA's Hazard Communication update (91 FR 1695) sets November 20, 2026 for substances and May 19, 2028 for mixtures. State-plan states enforce it through their own agency.

Questions about the workplace safety (OSHA) rules in Montana

Which OSHA rules apply in Montana today?

Federal OSHA jurisdiction; no Montana State Plan. Montana has no OSHA-approved State Plan; federal OSHA (29 CFR) covers private-sector workplace safety statewide. No state agency administers a parallel workplace-safety program for private employers.

Who enforces the workplace safety (OSHA) rules in Montana?

Federal OSHA, U.S. Dept. of Labor.

What changes next for the workplace safety (OSHA) rules in Montana?

Nothing is scheduled. The rule above stays in force until the state adopts a newer edition or amends the program; AHJ Radar re-checks the source weekly.

Other areas in Montana

Everything in force in Montana
Fire codeNo single statewide model fire code; DOJ oversees/approves locally-adopted codes (MCA Titl…Building code2024 IBC / IRC / Int'l Existing Building Code + 2023 NEC + 2024 Uniform Plumbing Code (ARM…ElevatorsASME A17.1-2019 (elevators) and A17.3-2017 (existing elevators), via ARM 24.301BoilersASME Boiler and Pressure Vessel Code, 2021 edition, via ARM 24.301Pools and spasConstruction: 2024 Int'l Swimming Pool & Spa Code (ARM 24.301); Operation/licensing: MCA T…Hotels and lodgingHotel/motel license required statewide (MCA Title 50 ch.51)

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