# Amendment of Class D and E Airspace and Revocation of Class E Airspace; Alton/St. Louis, IL
> **Rule** · Final rule. · Published 2023-02-06 · Effective 2023-04-20 · 88 FR 7584
## Document
- **Document number:** 2023-02405
- **Category:** airspace
- **Type:** Rule
- **Action:** Final rule.
- **Citation:** 88 FR 7584
- **Publication date:** 2023-02-06
- **Effective date:** 2023-04-20
- **FAA docket:** Docket No. FAA-2022-1466
## Abstract

This action amends the Class D and Class E airspace and revokes Class E airspace at Alton/St. Louis, IL. This is action due to an airspace review conducted as part of the decommissioning of the Civic Memorial non-directional beacon (NDB).

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2023/02/06/2023-02405/amendment-of-class-d-and-e-airspace-and-revocation-of-class-e-airspace-altonst-louis-il)
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