In this chapter, the most recent version of the following documents are incorporated by reference, except that the alcohol concentration limit for disqualification is 0.02 or greater. Documents Incorporated. U.S. Department of Transportation, Office of Drug and Alcohol Policy and Compliance 49 CFR 40, Procedures for Transportation Workplace Drug and Alcohol Testing Programs (as amended). U.S. Department of Transportation, Federal Motor Carrier Safety Administration 49 CFR 382, Controlled Substances and Alcohol Use and Testing (as amended). U.S. Department of Transportation, Federal Motor Carrier Safety Administration 49 CFR §§391.1, Qualifications of Drivers (as amended).