# Amendment of Class D and Class E Airspace; Burns Flat, OK
> **Rule** · Final rule. · Published 2025-12-03 · Effective 2026-03-19 · 90 FR 55639
## Document
- **Document number:** 2025-21804
- **Category:** airspace
- **Type:** Rule
- **Action:** Final rule.
- **Citation:** 90 FR 55639
- **Publication date:** 2025-12-03
- **Effective date:** 2026-03-19
- **FAA docket:** Docket No. FAA-2025-2245
## Abstract

This action amends the Class D and Class E airspace at Burns Flat, OK, and updates the name of the Clinton/Sherman Airport, Burns Flat, OK, to coincide with the FAA's aeronautical database. This action is the result of an airspace review conducted due to the decommissioning of the Burns Flat localizer outer marker (LOM) and outer marker (OM). It also brings the airspace into compliance with FAA orders and supports instrument flight rule (IFR) procedures and operations.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2025/12/03/2025-21804/amendment-of-class-d-and-class-e-airspace-burns-flat-ok)
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