Governing Law and Regulations
Indiana Department of Environmental Management (IDEM) Office Land Quality
IDEM Office of Air Quality
U.S. Environmental Protection Agency (EPA) Region 5
See ADDRESSES & CONTACTS for addresses and telephone numbers.
See national section for basic information and federal regulations.
Comparison: State vs. Federal
• Rules. In Indiana, the installation and operation of various boilers and industrial furnaces typically requires an air quality construction and operation permit, which identifies the applicable requirements. Applicable sources must comply with the federal New Source Performance Standards (NSPS) for industrial/commercial/institutional boilers, the National Emissions Standards for Hazardous ...