When large companies choose to lay off workers or close down plants without prior notice, they can be subject to extensive liability under the federal Worker Adjustment and Retraining Notification Act (WARN), including 60 days backpay to all affected workers, daily fines to local government, and attorney fees generated during the suit. In the following article, the author presents the bare bones basics of WARN in order for employees and their advocates to understand how and when WARN applies.
Santacroce, David A. "Litigator's Thumbnail Guide to the WARN Act." Emp. Rts. Q. 3, no. 3 (2003): 40-6.