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49 CFR Department of Transportation
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40 Procedures For Transportation...
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Subpart G —
Medical Review Officers and the Verification Process
§40.121 —
Who is qualified to act as an MRO?
§40.123 —
What are the MRO's responsibilities in the DOT drug testing program?
§40.125 —
What relationship may an MRO have with a laboratory?
§40.127 —
What are the MRO's functions in reviewing negative test results?
§40.129 —
What are the MRO's functions in reviewing laboratory confirmed non-negative drug test results?
§40.131 —
How does the MRO or DER notify an employee of the verification process after receiving laboratory confirmed non-negative drug test results?
§40.133 —
Without interviewing the employee,
under what circumstances may the MRO verify a test result as positive, or as a refusal to test because of adulteration or substitution, or as cancelled because the test was invalid?
§40.135 —
What does the MRO tell the employee at the beginning of the verification interview?
§40.137 —
On what basis does the MRO verify test results involving marijuana, cocaine, amphetamines, semi-synthetic opioids, or PCP?
§40.139 —
On what basis does the MRO verify test results involving 6-acetylmorphine, codeine, and morphine?
§40.141 —
How does the MRO obtain information for the verification decision?
§40.143 —
[Reserved]
§40.145 —
On what basis does the MRO verify test results involving adulteration or substitution?
§40.147 —
[Reserved]
§40.149 —
May the MRO change a verified drug test result?
§40.151 —
What are MROs prohibited from doing as part of the verification process?
§40.153 —
How does the MRO notify employees of their right to a test of the split specimen?
§40.155 —
What does the MRO do when a negative or positive test result is also dilute?
§40.157 —
[Reserved]
§40.159 —
What does the MRO do when a drug test result is invalid?
§40.160 —
What does the MRO do when a valid test result cannot be produced and a negative result is required?
§40.161 —
What does the MRO do when a drug test specimen is rejected for testing?
§40.162 —
What must MROs do with multiple verified results for the same testing event?
§40.163 —
How does the MRO report drug test results?
§40.165 —
To whom does the MRO transmit reports of drug test results?
§40.167 —
How are MRO reports of drug results transmitted to the employer?
§40.169 —
Where is other information concerning the role of MROs and the verification process found in this regulation?