Federal WARN Act Database
81,000+ Layoff Notices.
8.7 Million Workers.
The WARN Database standardizes federal layoff notices from 49 states and territories into searchable, downloadable datasets. Also tracks U.S. airline employment back to 1990.
What's in the Database
WARN Layoff Data
Layoff Notice Database
The federal WARN Act requires large employers to give advance notice of layoffs. The WARN Database standardizes these notices — 81,000+ filings across 49 states — into clean, downloadable datasets. Updated monthly.
Explore by State →Airline Industry
Airline Employment Data
Monthly employment figures for the U.S. airline industry, sourced from BTS Form 41. Covers all major, national, and regional carriers — passenger and cargo — back to 1990. Updated monthly.
View Airline Data →Recent WARN Notices
Browse all states →
Academic Research Partner
WARN Database data is available to academic researchers via Dewey Data — a unified platform for accessing premium business and social science datasets for teaching, research, and publication.