IOSHA State Plan (Indiana Department of Labor), covering private-sector and state/local government employers. Enforced by Indiana Department of Labor, IOSHA. Verified on the primary source, re-checked weekly.
OSHA-approved State Plan since 1974 (final approval Sept 26, 1986); covers private-sector workplaces plus state and local government. Adopts federal standards except its own excavation standard; maritime and federal employers remain under federal OSHA.
Source: primary document
Statewide layer. County and city amendments sit on top; the building view resolves them from your ZIP.
In force, nothing scheduled
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.
IOSHA State Plan (Indiana Department of Labor), covering private-sector and state/local government employers. OSHA-approved State Plan since 1974 (final approval Sept 26, 1986); covers private-sector workplaces plus state and local government. Adopts federal standards except its own excavation standard; maritime and federal employers remain under federal OSHA.
Indiana Department of Labor, IOSHA.
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.
One address, every authority that can cite it, and a record of who saw what. Cancel anytime. Public pages stay free.