# Approval and Promulgation of Air Quality Implementation Plans; Connecticut; NOX Emission Trading Orders as Single Source SIP Revisions
> **Rule** · Final rule. · Published 2013-09-09 · Effective 2013-10-09 · 78 FR 54962
## Document
- **Document number:** 2013-21474
- **Category:** air-emissions
- **Federal Register citation:** 78 FR 54962
- **CFR reference:** 40 CFR 52
- **Publication date:** 2013-09-09
- **Effective date:** 2013-10-09
- **State:** CT
- **EPA docket:** EPA-R01-OAR-2012-0198
## Abstract

EPA is approving State Implementation Plan (SIP) revisions submitted by the State of Connecticut. These revisions approve NO<INF>X</INF> Emission Trading Orders (trading orders) allowing facilities to create and/or use emission credits to comply with the NO<INF>X</INF> emission limits required by Regulations of Connecticut State Agencies (RCSA) section 22a-174-22 (Control of Nitrogen Oxides). The intended effect of this action is to allow facilities to determine the most cost-effective way to comply with the state regulation. This action is being taken in accordance with the Clean Air Act.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2013/09/09/2013-21474/approval-and-promulgation-of-air-quality-implementation-plans-connecticut-nox-emission-trading)
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