There are specific actions that employers are forbidden from taking against an employee who files a claim or engages in any other protected activity. These specific actions are called unfair immigration-related practices and these include: Threatening to contact immigration authorities such as ICE on an employee; Requiring any employee to produce documents that are not required under current California law for any work authorization purpose; Threatening to file a false police report; Rejection of employee documents that otherwise appear to be genuine and accurate; and Any misuse of the E-Verify system.