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U.S. Code of Federal Regulations

Regulations most recently checked for updates: Aug 27, 2025

All TitlesTitle 12Chapter IIPart 249Subpart A - Subpart A—General Provisions
§ 249.1 - Purpose and applicability.
§ 249.2 - Reservation of authority.
§ 249.3 - Definitions.
§ 249.4 - Certain operational requirements.
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