Last month, drug-testing firm Quest Diagnostics scientist Barry Sample had a serious warning for U.S. employers: Be on the lookout for marijuana use by your workers. It’s on the rise.

A Federal Motor Carrier Safety Administration electronic information system glitch is delaying full implementation of the Entry Level Driver Training rule, an agency spokesman confirmed.

A trade organization representing U.S. refiners is asking an appeals court to reject a Trump administration plan to expand nationwide the blending, distribution and year-round sale of E15 fuel.

UPS Inc. has requested an exemption from a federal regulatory requirement that its driver training instructors have two years’ minimum experience as trainers and have held a commercial driver license for at least two years, the Federal Motor Carrier Safety Administration announced June 19.

Roadside inspectors will be conducting inspections with a special emphasis on brakes Sept. 15-22, the Commercial Vehicle Safety Alliance announced.

The U.S. Environmental Protection Agency is taking steps to modify certain elements of the Renewable Fuel Standard compliance system to create more transparency and prevent manipulation of the Renewable Identification Number market.

ROCKVILLE, Md. ­­­— A hair drug-testing proposed rule has been sent to the White House Office of Management and Budget for review, a top official with the U.S. Substance Abuse and Mental Health Services Administration said at a meeting June 11.

Christopher Grundler, a top U.S. Environmental Protection Agency official who has overseen a number of regulations that impact the trucking industry, has effective Aug. 4 been reassigned to head an EPA division that deals with climate change issues.

The long-anticipated Federal Motor Carrier Safety Administration hours-of-service proposed rule has been delayed from its original release date of June 7.