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U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 27, 2025
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Title 49
Chapter II
Part 239
Subpart D - Subpart D—Operational Tests and Inspections; Records, Recordkeeping, and Availability of Records
§ 239.301 - Operational tests and inspections.
§ 239.303 - Electronic recordkeeping.
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