# Approval and Promulgation of Air Quality Implementation Plans; Maine and New Hampshire; Ambient Air Quality Standards
> **Rule** · Direct final rule. · Published 2014-06-24 · Effective 2014-08-25 · 79 FR 35695
## Document
- **Document number:** 2014-14531
- **Category:** air-emissions
- **Federal Register citation:** 79 FR 35695
- **CFR reference:** 40 CFR 52
- **Publication date:** 2014-06-24
- **Effective date:** 2014-08-25
- **State:** ME
- **EPA docket:** EPA-R01-OAR-2012-0733, EPA-R01-OAR-2012-0935
## Abstract

The Environmental Protection Agency (EPA) is approving State Implementation Plan (SIP) revisions submitted by the States of Maine and New Hampshire. The revisions primarily update state regulations containing ambient air quality standards (AAQS) consistent with EPA national ambient air quality standards (NAAQS). The intended effect of this action is to approve these requirements into the Maine and New Hampshire SIPs. This action is being taken in accordance with the Clean Air Act (CAA).

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2014/06/24/2014-14531/approval-and-promulgation-of-air-quality-implementation-plans-maine-and-new-hampshire-ambient-air)
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