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Drug Testing

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DOT Rule 49 CFR Part 40 Section 40.205

Subpart I—Problems in Drug Tests§ 40.205 How are drug test problems corrected? (a) As a collector, you have the responsibility of trying to successfully complete a collection procedure for each employee. (1) If, during or shortly after the collection process, you become aware of any event...

DOT Rule 49 CFR Part 40 Section 40.203

Subpart I—Problems in Drug Tests§ 40.203 What problems cause a drug test to be cancelled unless they are corrected?

(a) As the MRO, when a laboratory discovers a “correctable flaw” during its processing of incoming specimens (see §40.83), the  laboratory will attempt to correct it...

DOT Rule 49 CFR Part 40 Section 40.201

Subpart I—Problems in Drug Tests § 40.201 What problems always cause a drug test to be cancelled and may result in a requirement for another collection?   As the MRO, you must cancel a drug test when a laboratory reports that any of the following problems have occurred. You must...

DOT Rule 49 CFR Part 40 Section 40.199

Subpart I—Problems in Drug Tests § 40.199 What problems always cause a drug test to be cancelled?   (a) As the MRO, when the laboratory discovers a “fatal flaw” during its processing of incoming specimens (see §40.83), the laboratory will report to you that the specimen has been...

DOT Rule 49 CFR Part 40 Section 40.197

Subpart I—Problems in Drug Tests § 40.197 What happens when an employer receives a report of a dilute urine specimen?   (a) As the employer, if the MRO informs you that a positive drug test was dilute, you simply treat the test as a verified positive test. You must not direct the...

DOT Rule 49 CFR Part 40 Section 40.195

Subpart I—Problems in Drug Tests § 40.195 What happens when an individual is unable to provide a sufficient amount of specimen for a pre-employment follow-up or return-to-duty test because of a permanent or long-term medical condition?   (a) This section concerns a situation in which...

DOT Rule 49 CFR Part 40 Section 40.193

Subpart I—Problems in Drug Tests § 40.193 What happens when an employee does not provide a sufficient amount of specimen for a drug test?   (a) If an employee does not provide a sufficient amount of specimen to permit a drug test (i.e., 45 mL of urine in a single void, or 2mL oral...
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