Government Websites, Forms and Instructions

Internal Revenue Service includes various publications that provide useful information. For specific information, please refer to the following publications:

IRS Publication 17 - Your Federal Income Tax

IRS Publication 213 - Check Your Withholding

IRS Publication 505 - Tax Withholding and Estimated Tax

IRS Publication 515 - Withholding of Tax on Non Resident Aliens and Foreign Entities

IRS Publication 519 - U.S. Tax Guide for Aliens

IRS Publication 525 - Taxable and Non-taxable Income

IRS Publication 919 - Is My Withholding Correct

U.s Citizenship and Immigration Services contains latest I-9 form with complete instructions on completion of the I-9 form.

State of Illinois Department of Revenue includes publications that provide useful information.

Booklet IL-700-T – Illinois Withholding Tax Tables contains new information regarding individual state income tax withholding for individuals.

DHS I-9 Form Processing Guidelines