# Modification of Class E Airspace; Denver International Airport, Denver, CO
> **Rule** · Final rule. · Published 2026-03-31 · Effective 2026-07-09 · 91 FR 15883
## Document
- **Document number:** 2026-06214
- **Category:** airspace
- **Type:** Rule
- **Action:** Final rule.
- **Citation:** 91 FR 15883
- **Publication date:** 2026-03-31
- **Effective date:** 2026-07-09
- **FAA docket:** Docket No. FAA-2025-5384
## Abstract

This action modifies the Class E airspace extending upward from 700 feet above the surface and removes the Class E airspace extending upward from 1,200 feet above the surface at Denver International Airport, Denver, CO. Additionally, this action makes an administrative modification to the airport's Class E airspace legal description. These actions support the safety and management of instrument flight rules (IFR) operations within the airspace described herein.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2026/03/31/2026-06214/modification-of-class-e-airspace-denver-international-airport-denver-co)
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