The rule faced pushback from the truck dealers citing a shortage of new engines that meet nitrogen oxide emissions standards. Oregon air regulators announced Wednesday that they plan to pause a ...

Daimler Truck North America last month informed its dealers in Oregon that it would not sell any new internal combustion diesel engine trucks in that state, a decision that is still in place though ...

Oregon will delay enforcing a rule that requires truck manufacturers to gradually increase electric truck sales in light of industry difficulties and Trump administration tariffs and threatened ...

For years, Oregon has been working to write and enforce rules to reduce greenhouse gas emissions from commercial trucks. Now the Trump administration and the U.S. Senate could derail that effort.