# Establishment of Class E Airspace; Clifton/Morenci, AZ
> **Rule** · Final rule. · Published 2010-10-14 · Effective 2011-01-13 · 75 FR 63066
## Document
- **Document number:** 2010-25835
- **Category:** airspace
- **Type:** Rule
- **Action:** Final rule.
- **Citation:** 75 FR 63066
- **Publication date:** 2010-10-14
- **Effective date:** 2011-01-13
- **FAA docket:** Docket No. FAA-2010-0634
## Abstract

This action will establish Class E airspace at Greenlee County Airport, Clifton/Morenci, AZ, to accommodate aircraft using new Area Navigation (RNAV) Global Positioning System (GPS) Standard Instrument Approach Procedures (SIAPs) at Greenlee County Airport. This will improve the safety and management of Instrument Flight Rules (IFR) operations at the airport.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2010/10/14/2010-25835/establishment-of-class-e-airspace-cliftonmorenci-az)
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