# Approval and Promulgation of Air Quality Implementation Plans; Ohio; Final Approval and Promulgation of State Implementation Plans; Carbon Monoxide and Volatile Organic Compounds
> **Rule** · Final rule. · Published 2010-06-21 · Effective 2010-07-21 · 75 FR 34939
## Document
- **Document number:** 2010-14902
- **Category:** air-emissions
- **Federal Register citation:** 75 FR 34939
- **CFR reference:** 40 CFR 52
- **Publication date:** 2010-06-21
- **Effective date:** 2010-07-21
- **State:** OH
- **EPA docket:** EPA-R05-OAR-2005-OH-0003
## Abstract

In this action, under the Clean Air Act, we are: Approving into the State Implementation Plan (SIP) certain regulation revisions within Ohio Administrative Code (OAC) 3745-21 (Carbon Monoxide, Photochemically Reactive Materials, Hydrocarbons, and related Materials Standards) which have been adopted by the State; recognizing various emission control exemptions that have been granted for miscellaneous metal coating operations under OAC 3745-21-09(U)(2)(f); and taking no action on certain regulation revisions. We proposed to take these actions in a document published on January 22, 2010, and received no comments.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2010/06/21/2010-14902/approval-and-promulgation-of-air-quality-implementation-plans-ohio-final-approval-and-promulgation)
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