Washington State Plan run by L&I Division of Occupational Safety and Health (DOSH) under ch. 49.17 RCW (Washington Industrial Safety and Health Act). Enforced by Washington State Department of Labor & Industries (DOSH); federal OSHA for excluded areas. Verified on the primary source, re-checked weekly.
Covers private employers and state and local government workers; initial approval Jan 26, 1973, certified Feb 9, 1982. Federal OSHA keeps federal workers, offshore maritime, military reservations, some tribal lands, and private-sector 11(c) retaliation cases.
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.
Washington State Plan run by L&I Division of Occupational Safety and Health (DOSH) under ch. 49.17 RCW (Washington Industrial Safety and Health Act). Covers private employers and state and local government workers; initial approval Jan 26, 1973, certified Feb 9, 1982. Federal OSHA keeps federal workers, offshore maritime, military reservations, some tribal lands, and private-sector 11(c) retaliation cases.
Washington State Department of Labor & Industries (DOSH); federal OSHA for excluded areas.
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.