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	Under what circumstances may the MRO verify a test as positive, or as a refusal to test because of adulteration or substitution, without interviewing the employee?
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, or PCP?
40.139	On what basis does the MRO verify test results involving opiates?
40.140	Removed
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	Removed