# Revision of Class E Airspace; Altus, OK
> **Rule** · Direct final rule; confirmation of effective date. · Published 1999-10-06 · Effective 1999-11-04 · 64 FR 54205
## Document
- **Document number:** 99-26049
- **Category:** airspace
- **Type:** Rule
- **Action:** Direct final rule; confirmation of effective date.
- **Citation:** 64 FR 54205
- **Publication date:** 1999-10-06
- **Effective date:** 1999-11-04
- **FAA docket:** Airspace Docket No. 99-ASW-16
## Abstract

This document confirms the effective date of a direct final rule which revises Class E airspace at Altus, OK.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/1999/10/06/99-26049/revision-of-class-e-airspace-altus-ok)
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