# Approval and Promulgation of Implementation Plans; State of Arizona; Prevention of Air Pollution Emergency Episodes
> **Rule** · Final rule. · Published 2012-10-15 · Effective 2012-11-14 · 77 FR 62452
## Document
- **Document number:** 2012-25022
- **Category:** air-emissions
- **Federal Register citation:** 77 FR 62452
- **CFR reference:** 40 CFR 52
- **Publication date:** 2012-10-15
- **Effective date:** 2012-11-14
- **State:** AZ
- **EPA docket:** EPA-R09-OAR-2012-0244
## Abstract

EPA is approving a State Implementation Plan (SIP) revision submitted by the State of Arizona to address the requirements regarding air pollution emergency episodes in Clean Air Act (CAA or Act).

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2012/10/15/2012-25022/approval-and-promulgation-of-implementation-plans-state-of-arizona-prevention-of-air-pollution)
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