# Amendment of Class D and Class E Airspace; Fort Knox, KY, and Louisville, KY
> **Rule** · Final rule. · Published 2017-11-01 · Effective 2018-02-01 · 82 FR 50506
## Document
- **Document number:** 2017-23254
- **Category:** airspace
- **Type:** Rule
- **Action:** Final rule.
- **Citation:** 82 FR 50506
- **Publication date:** 2017-11-01
- **Effective date:** 2018-02-01
- **FAA docket:** Docket No. FAA-2016-9499
## Abstract

This action amends Class E airspace designated as an extension to Class D airspace by removing the Notice to Airmen (NOTAM) part-time status at Godman Army Airfield (AAF) Fort Knox, KY; and Bowman Field Airport, Louisville, KY. This action also updates and corrects the geographic coordinates of these airports, and Louisville International Airport-Standiford Field (formerly Louisville Standiford Field) in the associated Class D and E airspace descriptions. This action enhances the safety and management of instrument flight rules (IFR) operations at the airport.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2017/11/01/2017-23254/amendment-of-class-d-and-class-e-airspace-fort-knox-ky-and-louisville-ky)
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