Feinstein, Padilla press Biden on EPA heavy-duty NOx rule

July 28, 2021
California Sens. Dianne Feinstein (D) and Alex Padilla (D) are urging President Joe Biden to press EPA to tighten nitrogen oxide (NOx) limits for heavy-duty trucks and align them with California rules enacted last year. The two sent a July 27 letter to Biden noting that NOx standards for on-highway trucks have not been revised in 20 years. “Given your administration’s priority of reducing carbon pollution from the transportation sector to fight the climate crisis, protect clean air and provide...

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