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Notice requirements
Washington WARN law guide
Federal baseline shown
The federal WARN Act provides the baseline notice framework for covered events in Washington. State or local rules, benefit-continuation requirements, and collective bargaining agreements may provide additional protections; use the official Rapid Response contact below to verify the current requirements for a specific event.
Advance notice
60 calendar days, generally
Covered employer
Generally, employers with 100 or more employees under the federal WARN coverage and counting rules
Event threshold
Generally, a closing affecting 50+ employees, or a mass layoff affecting 50–499 employees and at least 33% of the site workforce, or 500+ employees
Potential penalties
Federal remedies can include back pay and benefits for the violation period and a civil penalty for failure to notify local government. Exceptions may apply.
This summary is educational, not legal advice. Coverage depends on facts including employer size, employee status, event timing, location, and statutory exceptions.
Answers for workers and researchers
Frequently asked questions
How much advance notice is generally required in Washington?
Federal WARN Act baseline generally uses a 60-day advance-notice period for covered events. Eligibility, exceptions, and the method of calculating notice can change the result.
What layoffs may trigger WARN requirements in Washington?
Generally, a closing affecting 50+ employees, or a mass layoff affecting 50–499 employees and at least 33% of the site workforce, or 500+ employees
Where can I verify a Washington WARN notice?
Use the official Washington Employment Security Department WARN source linked on this page. This independent directory is not the legal record.
Official contact
State Department of Labor directory
Use the agency portal to verify notices and find current filing instructions.
Official Washington WARN agency contact information
