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U.S. Code of Federal Regulations
Regulations most recently checked for updates: May 27, 2023
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Title 40
Chapter I
Part 201 - PART 201—NOISE EMISSION STANDARDS FOR TRANSPORTATION EQUIPMENT; INTERSTATE RAIL CARRIERS
Subpart A [§ 201.1 - § 201.1] - Subpart A—General Provisions
Subpart B [§ 201.10 - § 201.16] - Subpart B—Interstate Rail Carrier Operations Standards
Subpart C [§ 201.20 - § 201.28] - Subpart C—Measurement Criteria
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