Oregon OKs California Truck ZEV, NOx Rules As Other States Eye Options

Oregon has adopted California’s landmark rules requiring medium- and heavy-duty truck makers to begin selling zero-emission models and meeting low-nitrogen oxide (NOx) emission standards, while as many as five other states are looking to follow as EPA is under increasing pressure to adopt strict national regulations. “Today’s decision is a monumental step forward for cleaner air in Oregon,” said Oregon Department of Environmental Quality (DEQ) Director Richard Whitman in a Nov. 17 press release. “Signaling that Oregon is open for...