# Modification of Class D Airspace and Establishment of Class E Airspace; Dayton, Wright-Patterson AFB, OH
> **Rule** · Final rule. · Published 1999-12-03 · 64 FR 67712
## Document
- **Document number:** 99-31401
- **Category:** airspace
- **Type:** Rule
- **Action:** Final rule.
- **Citation:** 64 FR 67712
- **Publication date:** 1999-12-03
- **FAA docket:** Airspace Docket No. 99-AGL-50
## Abstract

This action modifies Class D airspace and establishes Class E airspace at Dayton, Wright-Patterson AFB, OH. This action amends the effective hours of the Class D surface area to coincide with the airport traffic control tower (ATCT) hours of operation for Wright- Patterson AFB. The purpose of this action is to clarify when two-way radio communication with the ATCT is required. This action also creates a Class E surface area for those times when the ATCT is closed.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/1999/12/03/99-31401/modification-of-class-d-airspace-and-establishment-of-class-e-airspace-dayton-wright-patterson-afb)
---
*MORVS · CC0 1.0*