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EPA in Indiana

Air Standards Delegations in Indiana

Federal air regulations have been delegated to state or local air pollution control agencies in Indiana. These air regulations establish nation-wide requirements for a wide range of commercial and industrial activity, and include new source performance standards (NSPS), national emission standards for hazardous air pollutants (NESHAPs), and maximum achievable control technology (MACT) standards.

Delegations by Standard
Select a particular standard and see if it has been delegated.
Contacts
For additional help or information on air standard delegations.