# Approval and Promulgation of State Implementation Plans; Utah; Revised Definitions of Volatile Organic Compounds and Clearing Index; Direct Final Rule
> **Rule** · Direct final rule. · Published 2006-09-22 · Effective 2006-11-21 · 71 FR 55284
## Document
- **Document number:** 06-7954
- **Category:** air-emissions
- **Federal Register citation:** 71 FR 55284
- **CFR reference:** 40 CFR 52
- **Publication date:** 2006-09-22
- **Effective date:** 2006-11-21
- **State:** UT
- **EPA docket:** EPA-R08-OAR-2006-0210
## Abstract

EPA is taking direct final action approving State Implementation Plan (SIP) revisions submitted by the State of Utah on November 11 and November 23, 2005. The revisions are to the Utah Administrative Code (UAC) rule R307-101-2 and (1) incorporate by reference the federal definition of "Volatile Organic Compounds" (VOC), and (2) update the definition of "Clearing Index". The intended effect of this action is to make federally enforceable these revised definitions to the Utah SIP. This action is being taken under section 110 of the Clean Air Act.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2006/09/22/06-7954/approval-and-promulgation-of-state-implementation-plans-utah-revised-definitions-of-volatile-organic)
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