Drug Testing
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DOT Rule 49 CFR Part 40 Section 40.149
Subpart G - Medical Review Officers and the Verification Process§ 40.149 May the MRO change a verified drug test result? (a) As the MRO, you may change a verified test result only in the following situations: (1) When you have reopened a verification that was done without an interview...DOT Rule 49 CFR Part 40 Section 40.145
Subpart G - Medical Review Officers and the Verification Process § 40.145 On what basis does the MRO verify test results involving adulteration or substitution?(a) As an MRO, when you receive a laboratory report that a specimen is adulterated or substituted, you must treat that report in...
DOT Rule 49 CFR Part 40 Section 40.141 Q&A
40.141 ...
DOT Rule 49 CFR Part 40 Section 40.141
Subpart G - Medical Review Officers and the Verification Process § 40.141 How does the MRO obtain information for the verification decision? As the MRO, you must do the following as you make the determinations needed for a verification decision: (a) You must conduct a...DOT Rule 49 CFR Part 40 Section 40.139
Subpart G - Medical Review Officers and the Verification Process § 40.139 On what basis does the MRO verify test results involving opiates?As the MRO, you must proceed as follows when you receive a laboratory confirmed positive opiate result:
(a) If the laboratory confirms the...