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  1. LII
  2. Electronic Code of Federal Regulations (e-CFR)
  3. Title 49—Transportation
  4. Subtitle A—Office of the Secretary of Transportation
  5. PART 40—PROCEDURES FOR TRANSPORTATION WORKPLACE DRUG AND ALCOHOL TESTING PROGRAMS
  6. Subpart H—Split Specimen Tests

49 CFR Subpart H - Subpart H—Split Specimen Tests

  • CFR
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  1. § 40.171 How does an employee request a test of a split specimen?
  2. § 40.173 Who is responsible for paying for the test of a split specimen?
  3. § 40.175 What steps does the first laboratory take with a split specimen?
  4. § 40.177 What does the second laboratory do with the split specimen when it is tested to reconfirm the presence of a drug or drug metabolite?
  5. § 40.179 What does the second laboratory do with the split specimen when it is tested to reconfirm an adulterated test result?
  6. § 40.181 What does the second laboratory do with the split specimen when it is tested to reconfirm a substituted test result?
  7. § 40.183 What information do laboratories report to MROs regarding split specimen results?
  8. § 40.185 Through what methods and to whom must a laboratory report split specimen results?
  9. § 40.187 What does the MRO do with split specimen laboratory results?

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