# Amendment of Class D and Class E Airspace; Kalispell, MT
> **Rule** · Final rule. · Published 2020-12-14 · Effective 2021-02-25 · 85 FR 80596
## Document
- **Document number:** 2020-27301
- **Category:** airspace
- **Type:** Rule
- **Action:** Final rule.
- **Citation:** 85 FR 80596
- **Publication date:** 2020-12-14
- **Effective date:** 2021-02-25
- **FAA docket:** Docket No. FAA-2020-0825
## Abstract

This action modifies the Class D airspace at Glacier Park International Airport. This action also modifies the Class E airspace, designated as a surface area. Additionally, this action modifies the Class E airspace, extending upward from 700 feet above the surface. Further, this action modifies the Class E airspace, extending upward from 1,200 feet above the surface. This action also removes the Smith Lake NDB from the Class E airspace legal descriptions. Lastly, this action implements several administrative corrections to the airspaces' legal descriptions.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2020/12/14/2020-27301/amendment-of-class-d-and-class-e-airspace-kalispell-mt)
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