If they did not close an entire business unit and/or the layoff was not of at least one-third of their total staff, then the WARN Act would not apply. The Warn Act is meant to apply to concentrated layoffs (e.g. of single plant or location) or where at least one in three employees are being let go.If the above criteria were met, however, then the WARN Act would apply and ou would be entilted to the extra month's pay.