# Approval and Promulgation of Implementation Plans; Texas; Interstate Transport Requirements for the 1997 and 2006 PM2.5 NAAQS
> **Rule** · Final rule. · Published 2018-05-14 · Effective 2018-06-13 · 83 FR 22207
## Document
- **Document number:** 2018-10162
- **Category:** air-emissions
- **Federal Register citation:** 83 FR 22207
- **CFR reference:** 40 CFR 52
- **Publication date:** 2018-05-14
- **Effective date:** 2018-06-13
- **State:** TX
- **EPA docket:** EPA-R06-OAR-2016-0716
## Abstract

Pursuant to the Federal Clean Air Act (CAA or the Act), the Environmental Protection Agency (EPA) is approving portions of three Texas State Implementation Plan (SIP) submittals pertaining to CAA requirements to prohibit emissions which will significantly contribute to nonattainment or interfere with maintenance of the 1997 and 2006 fine particulate matter (PM<INF>2.5</INF>) National Ambient Air Quality Standards (NAAQS) in other states.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2018/05/14/2018-10162/approval-and-promulgation-of-implementation-plans-texas-interstate-transport-requirements-for-the)
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