# Amendment of Class E Airspace; West Yellowstone, MT
> **Rule** · Final rule. · Published 2011-04-01 · Effective 2011-06-30 · 76 FR 18040
## Document
- **Document number:** 2011-7600
- **Category:** airspace
- **Type:** Rule
- **Action:** Final rule.
- **Citation:** 76 FR 18040
- **Publication date:** 2011-04-01
- **Effective date:** 2011-06-30
- **FAA docket:** Docket No. FAA-2010-1209
## Abstract

This action will modify Class E airspace at Yellowstone Airport, West Yellowstone, MT, to accommodate aircraft using Instrument Landing System (ILS) Localizer (LOC) standard instrument approach procedures at Yellowstone Airport. This will improve the safety and management of Instrument Flight Rules (IFR) operations at the airport.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2011/04/01/2011-7600/amendment-of-class-e-airspace-west-yellowstone-mt)
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