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Rulebook › 49 CFR Part 40

§ Appendix C to Part 40 Appendix C to Part 40 [Reserved]

PART 40—PROCEDURES FOR TRANSPORTATION WORKPLACE DRUG AND ALCOHOL TESTING PROGRAMS, last amended 2023-06-01

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Official text from the eCFR. The eCFR is an authoritative but unofficial editorial compilation; the Federal Register is the legal source.