Chicanos Por La Causa, Inc. v. Napolitano, 544 F.3d 976 (9th Cir. 2008)

In 2007, Arizona enacted the Legal Arizona Workers Act (the “Act”), which targets employers that hire illegal aliens and provides a principal sanction in the form of a revocation of state licenses to do business in Arizona. Various businesses and civil-rights organizations filed this lawsuit, asserting that the Act is preempted

Aramark Facility Services v. SEIU, 530 F.3d 817 (9th Cir. 2008)

Aramark received letters from the Social Security Administration indicating that information relating to 48 of Aramark’s employees at Staples Center did not match the SSA’s database. Suspecting immigration violations, Aramark told the employees they had three days to correct the mismatches by proving they had begun the process of applying for a new