# Amendment of Class E Airspace; Springfield, CO
> **Rule** · Final rule. · Published 2012-04-03 · Effective 2012-05-31 · 77 FR 19929
## Document
- **Document number:** 2012-7938
- **Category:** airspace
- **Type:** Rule
- **Action:** Final rule.
- **Citation:** 77 FR 19929
- **Publication date:** 2012-04-03
- **Effective date:** 2012-05-31
- **FAA docket:** Docket No. FAA-2011-1247
## Abstract

This action amends Class E airspace at Springfield Municipal Airport, Springfield, CO. Decommissioning of the Tobe Tactical Air Navigation System (TACAN) has made this action necessary for the safety and management of Instrument Flight Rules (IFR) operations at the airport.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2012/04/03/2012-7938/amendment-of-class-e-airspace-springfield-co)
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