# Amendment of Class E Airspace; Lexington, OK
> **Rule** · Final rule. · Published 2013-08-19 · Effective 2013-12-12 · 78 FR 50323
## Document
- **Document number:** 2013-20016
- **Category:** airspace
- **Type:** Rule
- **Action:** Final rule.
- **Citation:** 78 FR 50323
- **Publication date:** 2013-08-19
- **Effective date:** 2013-12-12
- **FAA docket:** Docket No. FAA-2013-0272
## Abstract

This action amends Class E airspace at Muldrow Army Heliport, Lexington, OK. Changes to military mission requirements require conversion of the Class E surface area to a Class E transition area. This action enhances the safety and management of Instrument Flight Rule (IFR) operations at the airport.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2013/08/19/2013-20016/amendment-of-class-e-airspace-lexington-ok)
---
*AI Analytics · CC0 1.0*