It's a surprising fact that's often overlooked in the immigration debate.
Undocumented immigrants pay billions of dollars in federal taxes annually, between tax returns filed and taxes deducted from paychecks, experts estimate.
Here's a look at why -- and how -- that's happening:
Why some undocumented immigrants choose to pay taxes
The National Immigration Law Center breaks down a number of reasons why undocumented immigrants pay taxes, including:
• It shows they're complying with federal tax...
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