# Approval and Promulgation of State Implementation Plans; Hawaii; Infrastructure Requirements for the 2008 Lead National Ambient Air Quality Standard
> **Rule** · Final rule. · Published 2014-04-07 · Effective 2014-05-07 · 79 FR 19012
## Document
- **Document number:** 2014-07565
- **Category:** air-emissions
- **Federal Register citation:** 79 FR 19012
- **CFR reference:** 40 CFR 52
- **Publication date:** 2014-04-07
- **Effective date:** 2014-05-07
- **State:** HI
- **EPA docket:** EPA-R09-OAR-2013-0681
## Abstract

Environmental Protection Agency (EPA) is approving elements of a State Implementation Plan (SIP) revision submitted by the State of Hawaii on February 13, 2013, pursuant to the requirements of the Clean Air Act (CAA or the Act) for the 2008 Lead (Pb) 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/2014/04/07/2014-07565/approval-and-promulgation-of-state-implementation-plans-hawaii-infrastructure-requirements-for-the)
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