The Illinois ABP website and the Illinois Adjustable Block Program are still under development.  Currently, the Illinois ABP website provides basic information including tentative launch dates for the program. As the Program evolves, the website will be frequently updated with pertinent information.  

Program Overview

The Illinois Adjustable Block Program supports the development of new photovoltaic distributed generation systems and new photovoltaic community renewable generation projects in Illinois through the purchase of Renewable Energy  Credits.

Learn More

Approved Vendor Information

Project applications for the Adjustable Block Program must be made by an Approved Vendor. All Approved Vendors must complete the Approved Vendor application. The Approved Vendor application portal is now open. Click here to begin the Approved Vendor application.

Learn More

Community Solar Information

Community Solar is intended to allow consumers to participate in renewable energy generation even if they are unable to have an on‐site system at their home or business.

Learn More