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Connecticut · Workplace safety

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

Federal OSHA covers private employers; CONN-OSHA (CT Department of Labor) covers only state and local government employees. Enforced by U.S. Department of Labor - OSHA (private sector); CT Department of Labor, CONN-OSHA (public sector only). Checked on the primary source; the state record was last reviewed 2026-11-12.

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Workplace safety in Connecticut

Checked on the source
In force

Federal OSHA covers private employers; CONN-OSHA (CT Department of Labor) covers only state and local government employees

OSHA's state-plan page: CONN-OSHA covers state and local government workers; federal employees and private-sector employers fall under federal OSHA. Plan initially approved Nov 3, 1978, certified Aug 21, 1986.

Source: primary document

Who enforces it

U.S. Department of Labor - OSHA (private sector); CT Department of Labor, CONN-OSHA (public sector only)

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

What changes next

In force

In force (osha.gov State Plans page re-read Oct 19, 2026: Connecticut listed as a public-sector-only plan)

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.

Dated items

Next 24 months
Nov 20, 2026
Federal OSHA Hazard Communication Standard update: employer compliance date (labels, workplace HazCom program, training) for substancesFederal OSHA, 29 CFR 1910.1200 (applies to CT private employers)
Confirmed date
May 19, 2028
Federal OSHA Hazard Communication Standard update: employer compliance date (labels, program, training) for mixturesFederal OSHA, 29 CFR 1910.1200 (applies to CT private employers)
Confirmed date

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 Connecticut

Which OSHA rules apply in Connecticut today?

Federal OSHA covers private employers; CONN-OSHA (CT Department of Labor) covers only state and local government employees. OSHA's state-plan page: CONN-OSHA covers state and local government workers; federal employees and private-sector employers fall under federal OSHA. Plan initially approved Nov 3, 1978, certified Aug 21, 1986.

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

U.S. Department of Labor - OSHA (private sector); CT Department of Labor, CONN-OSHA (public sector only).

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

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 Connecticut

Everything in force in Connecticut
Fire codeConnecticut State Fire Safety Code (CSFSC), 2022 ed.: 2021 IFC basis for new/altered const…Building code2022 Connecticut State Building Code (CSBC): based on the 2021 ICC family of codes plus IC…ElevatorsASME A17.1-2013 Safety Code for Elevators and Escalators under Regulations 29-192-4e, effe…BoilersCGS Secs. 29-232 to 29-244 (Ch. 540): inspection of covered boilers, operating certificate…Pools and spasPublic Health Code Sec. 19-13-B33b, Public Pools, in effect since Oct 26, 1984 per the sta…Hotels and lodgingMotels and overnight-cabin areas register annually with the local director of health (Publ…Retrofit and recertificationReported existing-building sprinkler retrofit for high-rises under the Fire Safety Code's …

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