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General Content

Drug and Alcohol Clearinghouse

The Clearinghouse, a web-based system found at (https://clearinghouse.fmcsa.dot.gov), will provide FMCSA and employers of commercial motor vehicle (CMV) drivers with the necessary tools to...

Federal Regulation

DOT Rule 49 CFR Part 40 Section 40.299

Subpart O - Substance Abuse Professionals and the Return-to-Duty Process

§ 40.299 What is the SAP's role and what are the limits on a SAP's discretion in referring employees for...