These documents explain tax withholding, debt that's been "written off," IRS collection options, the Earned Income Credit, and IRS penalty relief. You can also read about what happens if you can't pay your taxes (called "Currently Not Collectible"). These handouts are short summaries of the law. You should get advice if you have a problem.
This tax information is available in English, Arabic, French, Nepali, and Somali.