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U.S. Code of Federal Regulations
Regulations most recently checked for updates: Oct 30, 2025
All Titles
Title 47
Chapter I
Part 9
Subpart F - Subpart F—Multi-Line Telephone Systems
§ 9.15 - Applicability.
§ 9.16 - General obligations—direct 911 dialing, notification, and dispatchable location.
§ 9.17 - Enforcement, compliance date, State law.
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