DOT Rule 49 CFR Part 40 Section 40.203 Q&A
§40.203 ...
Drug and Alcohol Testing
In This Section
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 ...
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 Q&A
§40.73; §40.193 ...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...DOT Rule 49 CFR Part 40 Section 40.191 Q&A
§40.191; §40.193 ...