This area is designed to provides IDOT’s target audiences with our story, past, current, and our vision for tomorrow, as well as provide information on employment and training opportunities and how to stay connected and get involved with transportation efforts near you.
This area is designed to provide a broad overview of the Illinois transportation system that our public partners and stakeholders can utilize to plan the transportation vision, develop sensible policies and make decisions that reflect and meet the needs of Illinois citizens and transportation users.
This area is designed to provide information for all transportation users from a multi-modal perspective, to include specialized resources such as interactive maps, safety-focused videos, and other traveler resources to enrich the Illinois travel experience.
Welcome to the Doing Business section of the IDOT website.
Per statute, IDOT is required to carry out various business and regulatory functions for all activities under its jurisdiction. This section contains the required information for those activities. Please utilize the left hand navigation menu to learn more about each business function along with the options that exists within it.
Many business functions outlined in this section require a unique identifier. IDOT will only use your SSN, FEIN, or TIN for the purpose for which it was collected. For more information, please read the Statement of Purpose for Collection of Identification Numbers.