# Approval and Promulgation of Air Quality Implementation Plans; Maine; Conformity of General Federal Actions
> **Rule** · Direct final rule. · Published 2008-02-20 · Effective 2008-04-21 · 73 FR 9203
## Document
- **Document number:** E8-2884
- **Category:** air-emissions
- **Federal Register citation:** 73 FR 9203
- **CFR reference:** 40 CFR 52
- **Publication date:** 2008-02-20
- **Effective date:** 2008-04-21
- **State:** ME
- **EPA docket:** EPA-R01-OAR-2007-0633
## Abstract

The EPA is approving a State Implementation Plan (SIP) revision submitted by the State of Maine for the purpose of making the SIP consistent with recent additions to the Federal general conformity regulation. This revision incorporates by reference new definitions and establishes de minimis emission levels for fine particular matter (PM<INF>2.5</INF>) into Maine's existing general conformity criteria and procedures previously approved into the Maine SIP. This action is being taken in accordance with the Clean Air Act.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2008/02/20/E8-2884/approval-and-promulgation-of-air-quality-implementation-plans-maine-conformity-of-general-federal)
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