# Approval and Promulgation of Air Quality Implementation Plans; Indiana; Indiana PM2.5 NSR
> **Rule** · Final rule. · Published 2014-07-02 · Effective 2014-08-01 · 79 FR 37646
## Document
- **Document number:** 2014-15271
- **Category:** air-emissions
- **Federal Register citation:** 79 FR 37646
- **CFR reference:** 40 CFR 52
- **Publication date:** 2014-07-02
- **Effective date:** 2014-08-01
- **State:** IN
- **EPA docket:** EPA-R05-OAR-2012-0567
## Abstract

The Environmental Protection Agency (EPA) is taking final action to approve portions of submissions from Indiana addressing EPA's requirements for its new source review (NSR) and prevention of significant deterioration (PSD) program with respect to particulate matter smaller than 2.5 micrometers (PM<INF>2.5</INF>) and ozone precursors. This rulemaking will finalize portions of two proposed rulemaking actions, one published in the Federal Register on August 19, 2013 and another published on November 1, 2013.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2014/07/02/2014-15271/approval-and-promulgation-of-air-quality-implementation-plans-indiana-indiana-pm25-nsr)
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