# Modification of Class E Airspace; Muskegon, MI
> **Rule** · Final rule. · Published 1999-05-25 · 64 FR 28096
## Document
- **Document number:** 99-13236
- **Category:** airspace
- **Type:** Rule
- **Action:** Final rule.
- **Citation:** 64 FR 28096
- **Publication date:** 1999-05-25
- **FAA docket:** Airspace Docket No. 99-AGL-16
## Abstract

This action modifies Class E airspace at Muskegon, MI. This action corrects the times of operation of the Class E airspace extension associated with the Class D airspace for Muskegon County Airport, and amends the Class E surface area for the airport to include an airspace extension. The purpose of these actions is to make the Class D airspace and the associated Class E airspace extension for the airport consistent with each other, and to provide adequate controlled airspace for instrument approach procedures when the airport traffic control tower (ATCT) is closed.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/1999/05/25/99-13236/modification-of-class-e-airspace-muskegon-mi)
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