# Approval and Promulgation of Implementation Plans; Mississippi: Miscellaneous Changes
> **Rule** · Final rule. · Published 2015-09-25 · Effective 2015-10-26 · 80 FR 57730
## Document
- **Document number:** 2015-24324
- **Category:** other
- **Federal Register citation:** 80 FR 57730
- **CFR reference:** 40 CFR 52
- **Publication date:** 2015-09-25
- **Effective date:** 2015-10-26
- **State:** MS
- **EPA docket:** EPA-R04-OAR-2013-0163
## Abstract

The Environmental Protection Agency (EPA) is approving portions of a State Implementation Plan (SIP) revision submitted by the Mississippi Department of Environmental Quality (MDEQ), to EPA on July 25, 2010. The SIP revision includes multiple changes to Mississippi's SIP to add definitions in accordance with federal regulations and to implement clarifying language.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2015/09/25/2015-24324/approval-and-promulgation-of-implementation-plans-mississippi-miscellaneous-changes)
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