# Modification of Class E Airspace; Montrose, CO
> **Rule** · Final rule. · Published 2009-07-07 · Effective 2009-10-22 · 74 FR 32073
## Document
- **Document number:** E9-15876
- **Category:** airspace
- **Type:** Rule
- **Action:** Final rule.
- **Citation:** 74 FR 32073
- **Publication date:** 2009-07-07
- **Effective date:** 2009-10-22
- **FAA docket:** Docket No. FAA-2009-0042
## Abstract

This action will modify Class E airspace at Montrose Regional Airport, Montrose, CO. Additional controlled airspace is necessary to accommodate aircraft using the Instrument Landing System (ILS) Localizer/Distance Measuring Equipment (LOC/DME) Standard Instrument Approach Procedure (SIAP) at Montrose Regional Airport, Montrose, CO. This will improve the safety of Instrument Flight Rules (IFR) aircraft executing the ILS LOC/DME SIAP at Montrose Regional Airport, Montrose, CO.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2009/07/07/E9-15876/modification-of-class-e-airspace-montrose-co)
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