# Revision to the Arizona State Implementation Plan, Maricopa County Environmental Services Department
> **Rule** · Direct final rule. · Published 2002-08-12 · Effective 2002-10-11 · 67 FR 52416
## Document
- **Document number:** 02-20223
- **Category:** air-emissions
- **Federal Register citation:** 67 FR 52416
- **CFR reference:** 40 CFR 52
- **Publication date:** 2002-08-12
- **Effective date:** 2002-10-11
- **State:** AZ
- **EPA docket:** AZ 112-0052a
## Abstract

EPA is taking direct final action to approve a revision to the Maricopa County Environmental Services Department (MCESD) portion of the Arizona State Implementation Plan (SIP). Under authority of the Clean Air Act as amended in 1990 (CAA or the Act), we are approving a local rule that regulates open outdoor fires.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2002/08/12/02-20223/revision-to-the-arizona-state-implementation-plan-maricopa-county-environmental-services-department)
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