Vehicle GHG Rule Backers Say NHTSA Must 'Consider' CARB, EPA Standards

California and other defenders of current federal light-duty vehicle fuel economy and greenhouse gas standards say that the Transportation Department must weigh existing rules issued by EPA and the Golden State when crafting its own requirements for model years 2022-2025, rather than its plan to use much weaker limits as a baseline to assess any regulatory options. The issue of the baseline for the National Highway Traffic Safety Administration's (NHTSA) rulemaking for MY22-25 is important because it shapes how the...