At a time when Latino immigrants are expected to form a big part of the Gulf Coast reconstruction labor pool, the Department of Homeland Security has temporarily suspended sanctioning employers who hire workers unable to prove their citizenship, essentially allowing contractors to hire undocumented workers. That move followed President Bush's Sept. 8 decision to lift in Katrina-hit areas the 1931 Davis-Bacon Act, which requires federal contractors to pay at least the average regional wage.

http://www.truthout.org/docs_2005/100405E.shtml