|| Accessible from home with a DGPL card
DuPage County Supervisor of Assessments
Links to webpage with assessment information for parcels in various townships within the county.
Illinois Department of Revenue
Illinois tax forms, publications and information.
Internal Revenue Service
Federal tax forms and publications with links to each state's department of revenue.
Sales Tax Rate Finder
To find local taxes, follow the prompts and enter the name of the municipality. State-wide fixed rates are also found here.
State of Illinois Business Portal
Information from the State of Illinois on starting a business in Illinois, including registration and incorporation, licensing, taxes, grants and incentives, as well as regulations.
Tax Forms for All States
Links to a number of tax-related sites.