Federal OSHA jurisdiction; no South Dakota State Plan. Enforced by Federal OSHA, U.S. Dept. of Labor. Verified on the primary source, re-checked weekly.
South Dakota has no OSHA-approved State Plan; private and state/local government employers fall under direct federal OSHA enforcement.
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.
Federal OSHA jurisdiction; no South Dakota State Plan. South Dakota has no OSHA-approved State Plan; private and state/local government employers fall under direct federal OSHA enforcement.
Federal OSHA, U.S. Dept. of Labor.
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.