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SCAM ALERT: A current text message smishing scam claims recipients owe money associated with traffic tickets, tolls and other fines. These are not legitimate messages from the Illinois Department of Transportation. If you receive a message report it to the Federal Trade Commission and/or the FBI’s Internet Crime Complaint Center.

Welcome to IDOT's new website design! The address for some web pages has changed, so be sure to update any saved favorites as needed.

Public Agency Marketplace

The Public Agency Marketplace is your go-to resource for engaging with IDOT on compliance and collaboration for public projects. This section provides vital information on traffic and transportation compliance, public transportation provider assistance, and local planning organization resources. Whether you’re a local agency, law enforcement partner, or involved in public transportation initiatives, you’ll find the tools and guidelines necessary to work effectively with IDOT. 

Application portal

Access to a variety of software programs, applications, tools, resources and information.