# Approval and Promulgation of Air Quality Implementation Plans; Pennsylvania; Approval of Definitions for the Pennsylvania VOC and NOINFX/INF RACT and New Source Review Regulations
> **Rule** · Direct final rule. · Published 1997-08-12 · Effective 1997-10-14 · 62 FR 43103
## Document
- **Document number:** 97-21255
- **Category:** air-emissions
- **Federal Register citation:** 62 FR 43103
- **CFR reference:** 40 CFR 52
- **Publication date:** 1997-08-12
- **Effective date:** 1997-10-14
- **State:** PA
- **EPA docket:** PA 042-4067
## Abstract

EPA is approving a State Implementation Plan (SIP) revision submitted by the Commonwealth of Pennsylvania. This revision establishes definitions for twenty-seven terms used in the new source review and reasonably available control technology (RACT) regulations. The intended effect of this action is to approve the definitions in Pennsylvania regulation, Chapter 121.1. This action is being taken under section 110 of the Clean Air Act.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/1997/08/12/97-21255/approval-and-promulgation-of-air-quality-implementation-plans-pennsylvania-approval-of-definitions)
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