Drug and Alcohol Testing
In This Section
DOT Rule 49 CFR Part 40 Section 40.207
Subpart I—Problems in Drug Tests § 40.207 What is the effect of a cancelled drug test? (a) A cancelled drug test is neither positive nor negative. (1) As an employer, you must not attach to a cancelled test the consequences of a positive test or other violation of a DOT...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 Q&A
§40.203 ...
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 Q&A
§40.197 ...