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U.S. Code of Federal Regulations
Regulations most recently checked for updates: Sep 16, 2025
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Title 47
Chapter I
Part 27
Subpart A - Subpart A—General Information
§ 27.1 - Basis and purpose.
§ 27.2 - Permissible communications.
§ 27.3 - Other applicable rule parts.
§ 27.4 - Terms and definitions.
§ 27.5 - Frequencies.
§ 27.6 - Service areas.
§ 27.9 - Operation of certificated signal boosters.
Appendix Appendix A - Appendix A to Subpart A of Part 27—List of Partial Economic Areas With Corresponding Counties
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