Worker Adjustment and Retraining Notification Act (WARN) of 1988

The Worker Adjustment and Retraining Notification Act (WARN) covers employers with at least 100 employees, not including employees who have worked less than six months in the last 12 months and not including employees who work less than 20 hours per week. Employers must provide 60 days’ advance notice of covered closing and covered mass layoffs of 50 or more people (excluding part-time workers).