Barack Obama, JD, 44th US President, stated in a May 2011 White House report titled "Building a 21st Century Immigration System," available at

“In order to hold businesses accountable that break the law by undermining American workers and exploiting undocumented workers, the President supports: Phasing in mandatory use of the E-Verify system over a multi-year period in conjunction with a program that requires the undocumented population to get right with the law. Employers with more than 1000 employees would be required to join the system first, with additional phases that add more employers in succeeding years. Some small businesses could be exempt from using E-Verify system…”

May 2011