# Amendment of Class E Airspace; Decatur, IL
> **Rule** · Final rule. · Published 2012-05-14 · Effective 2012-07-26 · 77 FR 28247
## Document
- **Document number:** 2012-11540
- **Category:** airspace
- **Type:** Rule
- **Action:** Final rule.
- **Citation:** 77 FR 28247
- **Publication date:** 2012-05-14
- **Effective date:** 2012-07-26
- **FAA docket:** Docket No. FAA-2011-1105
## Abstract

This action amends Class E airspace at Decatur, IL. Additional controlled airspace is necessary to accommodate new Area Navigation (RNAV) Standard Instrument Approach Procedures at Decatur Airport. The FAA is taking this action to enhance the safety and management of Instrument Flight Rule (IFR) operations at the airport. The geographic coordinates of the airport are also adjusted.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2012/05/14/2012-11540/amendment-of-class-e-airspace-decatur-il)
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