Governing Law and Regulations
Illinois Environmental Protection Agency (IEPA) Bureau of Land
Illinois Department of Natural Resources (DNR) Office of Mines and Minerals Oil and Gas Division
See ADDRESSES & CONTACTS for addresses and telephone numbers.
See national section for basic information and federal regulations.
Comparison: State vs. Federal
• Rules. Illinois's underground injection control (UIC) permit program incorporates the federal requirements, and has additional state-specific requirements, including state disposal fees and recordkeeping rules. See the national section UNDERGROUND INJECTION WELLS for more information about the federal rules and well classification system.
• Administration and enforcement. The IEPA enforces the underground injection well rules in Illinois for Class I, Class III, Class IV, Class V, and Class VI injection wells. DNR's Oil and Gas Division is authorized by the EPA to implement the UIC Program ...