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.
Basic Information
Learn more about these federal air standards.
Delegation
Delegation of Clean Air Act Authority
Specific Authorities Retained by EPA
Delegations by Standard
Select a particular standard and see if it has been delegated.
Applicability and Other Questions
- Visit Applicability Determination Request site for applicability determination requests and regulatory interpretations or email your request to R5AirPermits@epa.gov.
- Email reporting requirements (i.e. initial notifications, notice of compliance status, etc.), alternative test methods and alternative monitoring requests to R5AirEnforcement@epa.gov.