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Commercial Drivers License

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If (1) a driver has a verified positive test result for controlled substances or an alcohol concentration of 0.04 or greater and (2) the driver subsequently obtains a verified negative result for controlled substances or a test result of less than 0.04 al

Section § 382.503: Required evaluation and testing.

Guidance Q&A

Question 1: If (1) a driver has a verified positive test result for controlled substances or an alcohol concentration of 0.04 or greater and (2) the driver subsequently obtains a verified negative result for...

Must a motor carrier that employs an intermittent, casual, or occasional driver to operate a CMV, as defined in §383.5, (1) require the driver to prepare and submit an employment application in accordance with §391.21 and (2) conduct the background invest

§391.63 Multiple-employer drivers.

Guidance Q&A

Question 3: Must a motor carrier that employs an intermittent, casual, or occasional driver to operate a CMV, as defined in §383.5, (1) require the driver to prepare and submit an employment application in accordance...