According to The New York Times, legal immigrants (including those who have green cards) who register to vote could face deportation charges for it. Please read the following two articles before you register to vote if you are not a U.S. citizen:
http://colorlines.com/archives/2010/10/in_an_ironic_twist_the.html
http://washingtonindependent.com/101000/why-cant-legal-immigrants-vote-in-most-of-america




