DOT Rule 49 CFR Part 40 Section 40.21 Q&A
§40.21 ...
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§40.21 ...
(a) As an employer, you are prohibited from standing employees down, except consistent with a waiver a DOT agency grants under this section.
...§40.3; §40.15(d) ...
§ 40.13 How do DOT drug and alcohol tests relate to non-DOT tests?
(a) DOT tests must be completely separate from non-DOT tests in all respects.
(b) DOT tests must take priority and must be conducted and completed before a non-...
(a) If you want an exemption from any provision of this part, you must request it in writing from the Office of the Secretary of Transportation, under the provisions and standards of 49...
A Medical Review Officer (MRO) is a person who is a licensed physician and who is responsible for receiving and reviewing laboratory results generated by an employer's drug testing program and evaluating medical explanations for certain drug test results.
As a MRO, you act as an...
Drug testing laboratories certified by the Department of Health and Human Services receive urine specimens and test them to determine the presence of drugs. They also conduct validity testing to determine if the specimen has been adulterated or substituted.
A laboratory located in the U.S...
A collector is a person who instructs and assists employees at a collection site, who receives and makes an initial inspection of the specimen provided by those employees, and who initiates and completes the Federal Drug Testing Custody and Control Form (CCF).
The collector is the one...