# Approval and Promulgation of Air Quality State Implementation Plans; Provo, Utah Second 10-Year Carbon Monoxide Maintenance Plan
> **Rule** · Final rule. · Published 2020-06-12 · Effective 2020-07-13 · 85 FR 35809
## Document
- **Document number:** 2020-11163
- **Category:** air-emissions
- **Federal Register citation:** 85 FR 35809
- **CFR reference:** 40 CFR 52
- **Publication date:** 2020-06-12
- **Effective date:** 2020-07-13
- **State:** UT
- **EPA docket:** EPA-R08-OAR-2019-0696
## Abstract

The Environmental Protection Agency (EPA) is taking final action to approve State Implementation Plan (SIP) revisions submitted by the State of Utah on January 14, 2019. This submittal includes a Clean Air Act (CAA) section 175A(b) second 10-year limited maintenance plan (LMP) for the Provo area for the Carbon Monoxide (CO) National Ambient Air Quality Standard (NAAQS) and revisions to R307-110-12, which incorporates the LMP into the Utah SIP, Section IX, Part C, Carbon Monoxide into Air Quality rules. The EPA is taking this action pursuant to the CAA.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2020/06/12/2020-11163/approval-and-promulgation-of-air-quality-state-implementation-plans-provo-utah-second-10-year-carbon)
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