# Approval and Promulgation of Air Quality Implementation Plans; Pennsylvania; Allegheny County Incorporation by Reference of Pennsylvania's Control of NOX Emissions From Glass Melting Furnaces
> **Rule** · Direct final rule. · Published 2012-11-29 · Effective 2013-01-28 · 77 FR 71117
## Document
- **Document number:** 2012-28831
- **Category:** air-emissions
- **Federal Register citation:** 77 FR 71117
- **CFR reference:** 40 CFR 52
- **Publication date:** 2012-11-29
- **Effective date:** 2013-01-28
- **State:** PA
- **EPA docket:** EPA-R03-OAR-2012-0785
## Abstract

EPA is taking direct final action to approve a revision to the Pennsylvania State Implementation Plan (SIP) submitted by the Pennsylvania Department of Environmental Protection (PADEP). The SIP revision adds a regulation to control nitrogen oxides (NO<INF>X</INF>) emissions from glass melting furnaces to the Allegheny County Health Department (ACHD) Rules and Regulations. The ACHD regulation incorporates by reference the Pennsylvania regulations and related definitions for controlling NO<INF>X</INF> emissions from glass melting furnaces. The SIP revision is a regulation that will reduce emissions of NO<INF>X</INF> from glass melting furnaces. EPA is approving this SIP revision in accordance with the requirements of the Clean Air Act (CAA).

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2012/11/29/2012-28831/approval-and-promulgation-of-air-quality-implementation-plans-pennsylvania-allegheny-county)
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