# Approval and Promulgation of Implementation Plans; State of Missouri
> **Rule** · Direct final rule. · Published 2010-08-11 · Effective 2010-10-12 · 75 FR 48579
## Document
- **Document number:** 2010-19569
- **Category:** air-emissions
- **Federal Register citation:** 75 FR 48579
- **CFR reference:** 40 CFR 52
- **Publication date:** 2010-08-11
- **Effective date:** 2010-10-12
- **State:** MO
- **EPA docket:** EPA-R07-OAR-2010-0170
## Abstract

EPA is taking direct final action to approve revisions to the Missouri State Implementation Plan (SIP) submitted by the state on June 17, 2009. The purpose of these revisions is to rescind the rule More Restrictive Emission Limitations for Particulate Matter in South St. Louis Area and to approve revisions to the rule Restriction of Emission of Particulate Matter from Industrial Processes which make corrections and clarifications, and add exemptions to the rule. EPA is approving the SIP provisions pursuant to section 110 of the Clean Air Act (CAA).

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2010/08/11/2010-19569/approval-and-promulgation-of-implementation-plans-state-of-missouri)
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