# Amendment of Class E Airspace for the Following Michigan Towns; Alpena, MI; and Muskegon, MI
> **Rule** · Final rule; correction. · Published 2016-04-05 · Effective 2016-04-05 · 81 FR 19485
## Document
- **Document number:** 2016-07717
- **Category:** airspace
- **Type:** Rule
- **Action:** Final rule; correction.
- **Citation:** 81 FR 19485
- **Publication date:** 2016-04-05
- **Effective date:** 2016-04-05
- **FAA docket:** Docket No. FAA-2015-7483
## Abstract

This correction amends a final rule published in the Federal Register of February 8, 2016 amending Class E surface area airspace and Class E airspace designated as an extension at Alpena County Regional Airport, Alpena, MI, and Muskegon County Airport, Muskegon, MI. This correction adds part-time Notice to Airmen (NOTAM) language to the Class E surface area description for the above airports.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2016/04/05/2016-07717/amendment-of-class-e-airspace-for-the-following-michigan-towns-alpena-mi-and-muskegon-mi)
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