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General Content
Federal Regulation
DOT Rule 49 CFR Part 40 Section 40.14
Subpart B - Employer Responsibilities
§ 40.14 What collection information must employers provide to collectors?
As an employer, or an...
Federal Regulation
DOT Rule 49 CFR Part 40 Section 40.81
Subpart F - Drug Testing Laboratories
§ 40.81 What laboratories may be used for DOT drug testing?
(a) As a drug testing laboratory located in the U.S., you are permitted to...
Federal Regulation
DOT Rule 49 CFR Part 40 Section 40.83
Subpart F - Drug Testing Laboratories
§ 40.83 How do laboratories process incoming specimens?
As the laboratory, you must do the following when you receive a DOT specimen:...
Federal Regulation
DOT Rule 49 CFR Part 40 Section 40.97
Subpart F - Drug Testing Laboratories
§ 40.97 What do laboratories report and how do they report it?
(a) As a laboratory, when reporting a result of any kind, you must report...
Federal Regulation
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,...
Federal Regulation
DOT Rule 49 CFR Part 40 Section 40.159
Subpart G - Medical Review Officers and the Verification Process
§ 40.159 What does the MRO do when a drug test result is invalid?
(a) As the MRO, when the laboratory reports...
Federal Regulation
DOT Rule 49 CFR Part 40 Section 40.191
Subpart I—Problems in Drug Tests
§ 40.191 What is a refusal to take a DOT drug test, and what are the consequences?
(a) As an employee,...