# Approval and Promulgation of State Implementation Plans; Hawaii; Infrastructure Requirements for the 2008 8-Hour Ozone and the 2010 Nitrogen Dioxide National Ambient Air Quality Standards
> **Rule** · Final rule. · Published 2014-08-21 · Effective 2014-09-22 · 79 FR 49454
## Document
- **Document number:** 2014-19688
- **Category:** air-emissions
- **Federal Register citation:** 79 FR 49454
- **CFR reference:** 40 CFR 52
- **Publication date:** 2014-08-21
- **Effective date:** 2014-09-22
- **State:** HI
- **EPA docket:** EPA-R09-OAR-2014-0317
## Abstract

The Environmental Protection Agency (EPA) is approving elements of a State Implementation Plan (SIP) revision submitted by the State of Hawaii on April 4, 2014, pursuant to the requirements of the Clean Air Act (CAA or the Act) for the 8-Hour Ozone and the 2010 Nitrogen Dioxide national ambient air quality standards (NAAQS). Section 110(a) of the CAA requires that each state adopt and submit a SIP for the implementation, maintenance, and enforcement of each NAAQS promulgated by EPA.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2014/08/21/2014-19688/approval-and-promulgation-of-state-implementation-plans-hawaii-infrastructure-requirements-for-the)
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