Federal forms, including Tax and the INS" I-9 are available free for download at their respective web sites. In this Case, the I-9 is an Immigration services form and can be found at :
http://www.ins.usdoj.gov/graphics/formsfee/forms/i-9.htmyou'll need acrobat reader to view and download the PDF, but that's the case with most federal documents

Hope this helps.