§ 40.81 What laboratories may be used for DOT drug testing?
§ 40.82 What drugs do laboratories test for?
§ 40.83 How do laboratories process incoming specimens?
§ 40.84 How long does the laboratory retain specimens after testing?
§ 40.85 What are the cutoff concentrations for urine drug tests?
§ 40.86 What is urine validity testing, and are laboratories required to conduct it?
§ 40.87 What validity tests must laboratories conduct on primary urine specimens?
§ 40.88 What criteria do laboratories use to establish that a urine specimen is dilute or substituted?
§ 40.89 What are the adulterant cutoff concentrations for initial and confirmation urine tests?
§ 40.90 What criteria do laboratories use to establish that a urine specimen is invalid?
§ 40.91 What are the cutoff concentrations for oral fluid drug tests?
§ 40.92 What is oral fluid validity testing, and are laboratories required to conduct it?
§ 40.93 What validity tests must laboratories conduct on primary oral fluid specimens?
§ 40.97 What do laboratories report and how do they report it?
§ 40.101 What relationship may a laboratory have with an MRO?
§ 40.107 Who may inspect laboratories?
§ 40.109 What documentation must the laboratory keep, and for how long?
§ 40.111 When and how must a laboratory disclose statistical summaries and other information it maintains?
§ 40.113 Where is other information concerning laboratories found in this regulation?
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Terms Used In CFR > Title 49 > Subtitle A > Part 40 > Subpart F - Drug Testing Laboratories

  • Contract: A legal written agreement that becomes binding when signed.
  • Evidence: Information presented in testimony or in documents that is used to persuade the fact finder (judge or jury) to decide the case for one side or the other.
  • Litigation: A case, controversy, or lawsuit. Participants (plaintiffs and defendants) in lawsuits are called litigants.
  • Remainder: An interest in property that takes effect in the future at a specified time or after the occurrence of some event, such as the death of a life tenant.