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U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 27, 2025
All Titles
Title 14
Chapter I
Part 161
Subpart A - Subpart A—General Provisions
§ 161.1 - Purpose.
§ 161.3 - Applicability.
§ 161.5 - Definitions.
§ 161.7 - Limitations.
§ 161.9 - Designation of noise description methods.
§ 161.11 - Identification of land uses in airport noise study area.
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