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Illinois Energy Conservation Code Training & Technical Assistance Available


The 2021 Illinois Energy Conservation Code print and electronic editions are coming soon! The code will be publicly available online via the International Code Council website ( and printed code books for purchase beginning summer 2024.

The Smart Energy Design Assistance Center (SEDAC) at the University of Illinois as the Illinois Energy Code Technical Support Provider is finalizing mailings to all municipalities with information about how to receive one (1) free printed code book and resources available for training on the energy code. Code Officials and local government representatives with questions about the code are encouraged to reach out to SEDAC    Additional information on the Illinois Code including the amendment supplement to the already published 2021 IECC may be found on the Capital Development Board website (

Illinois EPA Office of Energy works in partnership with the Smart Energy Design Assistance Center at University of Illinois to provide training and technical assistance to municipalities on the Illinois Energy Conservation Code. Units of local government interested in receiving free support for their code enforcement program should reach out for more information.

For more information, contact Rebecca Jo Luke
Office of Energy | Energy Projects Coordinator
(217) 558-8145