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WA State Plan

OSHA Compliance Guides for Washington (2026)

Enforced by L&I DOSH · 4 state-specific programs · Willful penalties up to $165,514

General Contractor

Washington · L&I DOSH

Serious: up to $16,550 · 4 state programs

Electrical Contractor

Washington · L&I DOSH

Serious: up to $16,550 · 4 state programs

HVAC & Plumbing Contractor

Washington · L&I DOSH

Serious: up to $16,550 · 4 state programs

Roofing Contractor

Washington · L&I DOSH

Serious: up to $16,550 · 4 state programs

Compare Washington With Other State-Plan Guides

Contractors often work across state lines. These links help Google and visitors understand how Washington fits into the larger state-plan compliance cluster.

Related state OSHA guides

California OSHA compliance guide Oregon OSHA compliance guide Nevada OSHA compliance guide Arizona OSHA compliance guide New Mexico OSHA compliance guide

Core contractor resources

All state compliance guides Regulatory sources and update log Sample safety program preview Construction safety program guide Written safety program guide OSHA penalty calculator

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