The trucking industry’s decade-long push for hair follicle drug testing is reaching a critical inflection point as the Trump administration prepares to address guidelines that have been delayed ...

The biggest bother for cannabis consumers is a drug test. On the one hand, cannabinoids such as CBD & Delta-8 THC are legal, and researchers are on a constant quest to study their medicinal properties ...

Revised guidelines for drug-testing hair scheduled for publishing next year. (Photo: Jim Allen/FreightWaves) WASHINGTON — The U.S. Department of Health and Human Services has again pushed back its ...

Urinalysis is the primary, federally accepted method for administering mandated pre-employment drug tests. Meantime, the Alliance for Driver Safety & Security (also known as the Trucking Alliance) has ...

[Stay on top of transportation news: Get TTNews in your inbox.] A highly anticipated federal rulemaking that would permit carriers to drug test drivers using hair samples continues to slog its way ...

Proponents of hair-testing for federally required drug testing of truck drivers have had another setback with the denial of a petition to the Federal Motor Carrier Safety Administration ... Or have ...

Since even before the U.S. government rolled out the Drug & Alcohol Clearinghouse for truck drivers more than two years ago, certain freight-hauling stakeholders have pushed forcefully for something ...

[Stay on top of transportation news: Get TTNews in your inbox.] The Federal Motor Carrier Safety Administration is seeking comment on a request by an alliance of large motor carriers for an exemption ...

In the child welfare system, the threshold at which a drug test is considered positive varies widely from one jurisdiction to ...

Zero emissions. The road to zero. It seems as if zero has ingrained itself in transportation culture as the ultimate endgame, yet we continue to slowly plod toward a zero tolerance for drugs and ...

You thought that wild weekend from months ago was ancient history? Think again. While blood tests only catch drug use from the past few days and urine tests stretch to maybe a few weeks, there’s a ...