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U.S. Code of Federal Regulations
Regulations most recently checked for updates: May 23, 2025
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Title 46
Chapter I
Part 16 - PART 16—CHEMICAL TESTING
Subpart A [§ 16.101 - § 16.115] - Subpart A—General
Subpart B [§ 16.201 - § 16.260] - Subpart B—Required Chemical Testing
Subpart C - Subpart C [Reserved]
Subpart D [§ 16.401 - § 16.401] - Subpart D—Employee Assistance Programs
Subpart E [§ 16.500 - § 16.500] - Subpart E—Management Information System
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