49 CFR 382.201 : Transportation (§ 1.1 To Parts 1581-1699) — (Parts 300-302 To Appendix G To Subchapter B Of Chapter Iii) — Other Regulations Relating To Transportation (Continued) (Parts 300-302 To Appendix G To Subchapter B Of Chapter Iii) — Federal Motor Carrier Safety Administration, Department Of Transportation (Parts 300-302 To Appendix G To Subchapter B Of Chapter Iii) — Federal Motor Carrier Safety Regulations (§ 350.101 To Appendix G To Subchapter B Of Chapter Iii) — Controlled Substances And Alcohol Use And Testing (§ 382.101 To § 382.605) — Prohibitions (§ 382.201 To § 382.215) — Alcohol concentration.

4 Aug 2016

No driver shall report for duty or remain on duty requiring the performance of safety-sensitive functions while having an alcohol concentration of 0.04 or greater. No employer having knowledge that a driver has an alcohol concentration of 0.04 or greater shall permit the driver to perform or continue to perform safety-sensitive functions.

49 CFR 382.201
[66 FR 43103, Aug. 17, 2001, as amended at 77 FR 4483, Jan. 30, 2012]