IOSHA State Plan (federally approved), Iowa Code ch. 88; DIAL Labor/IOSHA Division. Enforced by DIAL (Dept. of Inspections, Appeals & Licensing), Labor/IOSHA Division; federal OSHA retains jurisdiction only where the state plan does not apply. Verified on the primary source, re-checked weekly.
Covers virtually all private-sector employers plus state and local government; excludes maritime and federal-government workplaces. Generally adopts federal OSHA standards; administrative rules run roughly ch. 203-213.
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 (federally approved), Iowa Code ch. 88; DIAL Labor/IOSHA Division. Covers virtually all private-sector employers plus state and local government; excludes maritime and federal-government workplaces. Generally adopts federal OSHA standards; administrative rules run roughly ch. 203-213.
DIAL (Dept. of Inspections, Appeals & Licensing), Labor/IOSHA Division; federal OSHA retains jurisdiction only where the state plan does not apply.
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.