Research note: Coverage varies by state. Verify critical details in the linked agency record. This directory is independent and is not legal advice.
MO workforce disruption directory
Missouri WARN Act Notices (2026 Tracker)
Mass layoff filing links, federal and state WARN requirements, and the official Rapid Response directory.
MO
Workers listed
2,861
Filings indexed
27
General notice period
60 days
Filing feed
Recent Missouri WARN filings
Sorted by notice date. Search the current dataset or use a column heading to change the sort order.
Automated official source
27 official 2026 notices currently pass the tracker’s validation rules.
Headless-browser connector reads the official year-filtered table after its anti-bot JavaScript completes. The table supplies received date, employer, industry, location, county, type, layoff date, count, and notes.
Last successful national refresh: September 3, 2026.
No Missouri filings are loaded yet. Use the official agency directory to request or verify records.
Notice requirements
Missouri WARN law guide
Federal baseline shown
The federal WARN Act provides the baseline notice framework for covered events in Missouri. 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 Missouri?
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 Missouri?
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 Missouri WARN notice?
Use the official Missouri Office of Workforce Development 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.
