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Michigan · Workplace safety

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

MIOSHA State Plan covering private-sector and state/local government employers. Enforced by Michigan Department of Labor and Economic Opportunity - MIOSHA; federal OSHA for excluded employers. Checked on the primary source; the state record was last reviewed 2026-11-12.

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Workplace safety in Michigan

Checked on the source
In force

MIOSHA State Plan covering private-sector and state/local government employers

Initially approved Oct 3, 1973; administered by the Department of Labor and Economic Opportunity. Federal employers, maritime work, USPS contract operations, tribal enterprises on reservations and in-flight aircraft cabin crews stay under federal OSHA. MIOSHA Standards page: Hazard Communication Parts 42, 92 and 430 updated eff. Aug 12, 2025; ADM Part 11 recordkeeping eff. Mar 23, 2026.

Source: primary document

Who enforces it

Michigan Department of Labor and Economic Opportunity - MIOSHA; federal OSHA for excluded employers

Statewide layer. County and city amendments sit on top; confirm the local office for the address.

What changes next

In force

osha.gov Michigan State Plan page re-read Oct 21, 2026: plan covers private-sector and state/local government employers (last plan amendment Jan 23, 2017); MIOSHA's latest listed updates (Part 11, Mar 23, 2026; CS Part 25 Concrete, Jun 22, 2026) in force

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.

What a building has to do

6 recurring duties

These apply when the building has the equipment or fits the type named. The frequency is the standard one; your local official can set a stricter one, so confirm it for the address.

One-time deadline
Hazard Communication: written program, labels and retraining for substances29 CFR 1910.1200; 91 FR 1695 · Federal OSHA or state plan · Checked against the source 2026-09-26. Source
Annual
Lockout/tagout: written energy-control procedures; at least once a year an authorized employee who does not use a procedure inspects it, and the employer certifies the inspection (equipment, date, employees involved, inspector)29 CFR 1910.147(c)(4) and (c)(6) · Federal OSHA or state plan; owner documents · Checked against the source 2026-09-28. Source
Every 5 years
Electrical safety: qualified-person training for anyone who works on or near energized equipment, and the arc-flash incident energy analysis reviewed for accuracy at least every 5 years, with equipment labels kept current29 CFR 1910.332; NFPA 70E-2024, 130.5(G) · Federal OSHA or state plan; qualified engineer or trainer · Checked against the source 2026-09-28. Source
Annual
Confined spaces: identify permit-required spaces (vaults, tanks, pits, sewage wells) and post danger signs; if staff enter, keep a written permit program, keep cancelled permits at least a year, and review the program within a year after each entry (one annual review can cover them all)29 CFR 1910.146(c), (d)(14) and (e)(6) · Federal OSHA or state plan · Checked against the source 2026-09-28. Source
Annual
Injury records: post the OSHA 300A annual summary from February 1 through April 30; hotels and motels (NAICS 7211) with 20 or more employees at the establishment also submit it electronically by March 2 (100 or more: the 300 and 301 too)29 CFR 1904.32 and 1904.41, Appendices A and B to Subpart E · Federal OSHA or state plan · Checked against the source 2026-09-28. Source
Annual
Emergency action and fire prevention plans, where another OSHA standard requires them: in writing (employers with 10 or fewer employees may give them orally); the emergency plan reviewed with each employee at initial assignment, when duties change and when the plan changes29 CFR 1910.38 and 1910.39 · Federal OSHA or state plan · Checked against the source 2026-09-28. Source

Questions about the workplace safety (OSHA) rules in Michigan

Which OSHA rules apply in Michigan today?

MIOSHA State Plan covering private-sector and state/local government employers. Initially approved Oct 3, 1973; administered by the Department of Labor and Economic Opportunity. Federal employers, maritime work, USPS contract operations, tribal enterprises on reservations and in-flight aircraft cabin crews stay under federal OSHA. MIOSHA Standards page: Hazard Communication Parts 42, 92 and 430 updated eff. Aug 12, 2025; ADM Part 11 recordkeeping eff. Mar 23, 2026.

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

Michigan Department of Labor and Economic Opportunity - MIOSHA; federal OSHA for excluded employers.

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

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 Michigan

Everything in force in Michigan
Fire codeNFPA 1 Uniform Fire Code, 2006 edition (selected chapters) with Michigan amendments - Fire…Building code2021 Michigan Building Code (2021 IBC incl. appendices F, G, H, with Michigan amendments, …ElevatorsMichigan Elevator Code, R 408.7001-408.8695 (eff. Jun 27, 2023): ASME A17.1-2016, A17.2-20…BoilersSkilled Trades Regulation Act (2016 PA 407) boiler provisions + Boiler Code effective May …Pools and spasPublic Health Code Part 125 (MCL 333.12521-12534) + Public Swimming Pools rules R 325.2111…Hotels and lodgingHotels, Inns, and Public Lodging Houses act (1913 PA 188, MCL 427.1-427.15); fire-safety s…

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