Governing Law and Regulations
Indiana Department of Environmental Management (IDEM) Office of Water Quality
IDEM Office of Air Quality
IDEM Office of Land Quality
See ADDRESSES & CONTACTS for addresses and telephone numbers.
See national section for basic information and federal regulations.
Comparison: State vs. Federal
• Rules. The National Environmental Policy Act (NEPA) of 1970 requires an environmental impact statement (EIS) when any proposed major federal action will significantly affect the environment. Indiana has EIS requirements for all state agencies when making a recommendation or report on proposed legislation or other state actions that will significantly affect the quality of the state's environment. However, unlike NEPA, under state regulations, the issuance of permits or licenses by an agency does not require an EIS. For more information on NEPA requirements, see the national section ENVIRONMENTAL IMPACT STATEMENT.
The Indiana Department of Environmental Management (IDEM) Water Pollution Control Board, the Air Pollution Control Board, and the Solid Waste Management Board have ...