
State Regulations
OSHA State Plans Explained: Full vs Public-Sector-Only vs Federal (2026 Map)
There are 29 OSHA State Plans in 2026: 22 cover both private and public workers, 7 cover public-sector only. Learn what that means for compliance, penalties, and which rules apply.
Jun 25, 2026
8 min read

State Regulations
State HazCom Plans: The 29 OSHA-Approved Plans (and the Public-Sector-Only Trap)
There are 29 OSHA-approved State Plans — 22 full plans (21 states plus Puerto Rico) and 7 public-sector-only plans. Learn which regulate private employers, where federal OSHA still applies, and why Washington's HazCom deadline has already passed while California has not adopted the 2024 rule at all.
Jun 25, 2026
8 min read