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Drug Testing

Truckers, Drugs and Safety

Amid national trends such as the rapid rise of marijuana legalization and a continuing opioid abuse crisis, trucking faces some disturbing trends of its own. Part one of HDT's Trucking Under the Influence Series.

Commentary: Drug Testing Clearinghouse – It's About Time

A drug testing clearinghouse that prevents drivers who test positive for drugs from simply moving to a different fleet looks to be coming in 2020. And it's none too soon for a problem that seems to be getting worse, says Editor in Chief Deborah Lockridge.

The Hazards of Hauling Hemp

The 2018 Farm Bill allows the transportation of industrial-grade hemp across state lines. The problem is that some states still consider hemp to be a controlled substance, as one unlucky trucker found out.

CBD Oils May Result in DOT-Testing Violation

Use of THC is forbidden for a regulated driver, no matter the source. As a result, medical and recreational marijuana and some CBD oils, even if legal under state law, are federally banned.

Panel Explores Legalized Marijuana Impacts on Trucking Industry

Trucking is caught between a rock and a hard place when it comes to marijuana, between public opinion and increasingly liberal state laws on cannabis use on one hand, and a federal government that classifies marijuana as one of the most dangerous illegal drugs on the other.

New Law Calls for Hair-Testing Guidelines

President Trump signed into law on Oct. 24 legislation that contains provisions on hair testing for illegal drug use that have been long sought by trucking lobbies.