Wal-Mart had to pay an $11 Million Settlement on March 18, 2005, in an Illegal Foreign Janitors' Class Action Lawsuit Holding Wal-Mart Liable for Its Contract Janitorial Firms'  Violations of Federal Immigration and Labor Laws.  (Zavala et.al. v. Walmart Stores, Inc. , U.S. D.Ct. D. N.J.) ). The illegal immigrant janitors were employed by Wal-Mart's contract janitorial services companies. Wal-Mart was liable as a joint employer with 12 contract janitorial services firms. The janitorial firms were also charged with criminal violations and were fined $4 million.