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Drug Testing Laboratories
Law
CFR 49
Transportation
Office of the Secretary of Transportation
Procedures for Transportation Workplace Drug and Alcohol Testing Programs
Drug Testing Laboratories
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Section
40.81
What laboratories may be used for DOT drug testing?
Section
40.83
How do laboratories process incoming specimens?
Section
40.85
What drugs do laboratories test for?
Section
40.87
What are the cutoff concentrations for drug tests?
Section
40.89
What is validity testing, and are laboratories required to conduct it?
Section
40.91
What validity tests must laboratories conduct on primary specimens?
Section
40.93
What criteria do laboratories use to establish that a specimen is dilute or substituted?
Section
40.95
What are the adulterant cutoff concentrations for initial and confirmation tests?
Section
40.96
What criteria do laboratories use to establish that a specimen is invalid?
Section
40.97
What do laboratories report and how do they report it?
Section
40.99
How long does the laboratory retain specimens after testing?
Section
40.101
What relationship may a laboratory have with an MRO?
Section
40.107
Who may inspect laboratories?
Section
40.109
What documentation must the laboratory keep, and for how long?
Section
40.111
When and how must a laboratory disclose statistical summaries and other information it maintains?
Section
40.113
Where is other information concerning laboratories found in this regulation?