Grow Solar helps residents save on energy bills through group purchasing of solar
County commits more than $100 million for upcoming environmental initiatives
The Cook County Department of Environment and Sustainability works to improve the quality of the environment for all residents of Cook County.
As of December 1, 2017, the Cook County Department of Environmental Control is now the Department of Environment and Sustainability.
The Certificate of Operation (COO) payment deadline for 2021 COO is August 13, 2021. All payments for your Certificate of Operation (COO) shall be submitted through the electronic permit processing portal. Further details can be found here.
To obtain an Equipment Registration Permit, you must register/manage your equipment using the Payment portal and enter your CCDES Site ID. Your CCDES Site ID can be found on your Statement of Account.
You may apply for permits online – see the menu at right on this page. If you need help, email contact information can be found on each page.
You may register environmental complaints by emailing environment@cookcountyil.gov or calling 312-603-8212.
Thank you for your patience.
Cook County has launched a comprehensive initiative to provide economic relief to small businesses, non-profits, community service organizations and independent contractors (1099 workers) in response to the COVID-19 pandemic. Click here for more information: https://www.cookcountyil.gov/recovery
Have you seen Cook County’s sustainability website?
At Cook County we want to lead by example. At the site you’ll find information about County projects to lower our environmental footprint and our costs.
Agency Head