# Modification of Class D Airspace; Rockford, IL; Modification of Class E Airspace; Rockford, IL
> **Rule** · Final rule. · Published 2002-04-02 · 67 FR 15478
## Document
- **Document number:** 02-7858
- **Category:** airspace
- **Type:** Rule
- **Action:** Final rule.
- **Citation:** 67 FR 15478
- **Publication date:** 2002-04-02
- **FAA docket:** Airspace Docket No. 01-AGL-01
## Abstract

This action modifies Class D airspace at Rockford, IL, and modifies Class E airspace at Rockford, IL. Area Navigation (RNAV) Standard Instrument Approach Procedures (SIAPS) have been developed for Greater Rockford Airport. Controlled airspace extending upward from 700 feet or more above the surface of the earth is needed to contain aircraft executing these approaches. This action increases the radius of the existing Class D and Class E airspace for Greater Rockford Airport.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2002/04/02/02-7858/modification-of-class-d-airspace-rockford-il-modification-of-class-e-airspace-rockford-il)
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