Indiana Air Permitting regulations & environmental compliance analysis

Indiana Air Permitting: What you need to know

Governing Law and Regulations

Construction permits: 326 Indiana Administrative Code (IAC) 2-5.1 and 326 IAC 2-5.5

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Registration: 326 IAC 2-5.1-2 and 326 IAC 2-5.5

Construction permits: 326 IAC 2-5.1-3

Affidavit of construction: 326 IAC 2-5.1-3(h)

Major source construction permits:

Nonattainment New Source Review (NSR): 326 IAC 2-2.6 and 326 IAC 2-3 to 2-3.4

Prevention of Significant Deterioration (PSD): 326 IAC 2-2 to 2-2.5

Operating permits: 326 IAC 2-5.1-3(i) and 326 IAC 2-6.1

Validation letter: 326 IAC 2-5.1-3(i)

Operating permit: 326 IAC 2-6.1

Major source operating permits:

Title V operating permits: 326 IAC 2-7

Synthetic minor operating permits: 326 IAC 2-8

Other state permits: 326 IAC 2-9 to 2-12

Source-specific operating agreements (SSOAs): 326 IAC 2-9

Permits-by-rule: 326 IAC 2-10

Permits-by-rule for source categories: 326 IAC 2-11

General permits: 326 IAC 2-12

Other permitting considerations:

Emissions reporting: 326 IAC 2-6-1 to 2-6-5

Public notice: 326 IAC 2-1.1-6

Regulatory Agency

Indiana Department of Environmental Management (IDEM) Office of Air Quality

See national section for basic information and federal regulations.

Comparison: State vs. Federal

Rules. Indiana is authorized by the U.S. Environmental Protection Agency (EPA) to administer its own air emissions permit program. Indiana requires new and modified sources of air pollution to be permitted. A construction permit must be obtained before the modification of an existing source or installation of a new source. Upon completion of the construction permit, the facility is required to obtain an operating permit. Major sources must comply with nonattainment New Source Review (NSR) and/or Prevention of Significant Deterioration (PSD), as well as Title V permitting ...

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