# Reallocation of 18/24 GHz Bands
> **Federal Communications Commission** · Final rule. · Published 1997-10-27 · Effective 1997-11-26 · 62 FR 55537
## Document
- **Document number:** 97-28297
- **Category:** spectrum-allocation
- **Federal Register citation:** 62 FR 55537
- **CFR reference:** 47 CFR 74
- **Publication date:** 1997-10-27
- **Effective date:** 1997-11-26
- **FCC docket:** ET Docket No. 97-99
## Abstract

This Order amends the Commission's rules regarding Auxiliary Broadcast Services, Cable Television Relay Service, and Fixed Microwave Services to specify permanent coordination criteria between these services and Government operations in the 17.8-19.7 GHz band. This action is taken to advance, support, and accommodate the national defense.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/1997/10/27/97-28297/reallocation-of-1824-ghz-bands)
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