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U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 26, 2025
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Title 14
Chapter I
Part 189 - PART 189—USE OF FEDERAL AVIATION ADMINISTRATION COMMUNICATIONS SYSTEM
§ 189.1 - Scope.
§ 189.3 - Kinds of messages accepted or relayed.
§ 189.5 - Limitation of liability.
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