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EPA, NHTSA issue One National Program Rule; EPA withdraws CA waiver for GHG and fuel economy

Green Car Congress

Specifically, in this action, NHTSA is affirming that its statutory authority to set nationally applicable fuel economy standards under the express preemption provisions of the Energy Policy and Conservation Act (EPCA) dictates that such state and local programs are preempted. Earlier post.)

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ORNL researchers quantify the effect of increasing highway speed on fuel economy

Green Car Congress

This website, jointly maintained by the US Department of Energy and the US Environmental Protection Agency (EPA), provides information such as official EPA “window label” fuel economy estimates for city, highway, and combined driving for all U.S.-legal legal light-duty vehicles from 1984 to present. Speed increase. 50 to 60 mph.

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Hagens Berman files class-action fuel economy and emissions lawsuit against Fiat Chrysler and Cummins over SCR defect in RAM 2500 and 3500 diesels

Green Car Congress

The defect leads to lower fuel economy, non EPA-compliant emissions levels, and costly and frequent vehicle repairs, the complaint charges. When the SCR system breaks down, the filter gets clogged, requiring more fuel to be injected to burn it off, according to the complaint.

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DeltaWing to develop GT race car concept; step toward street-legal DeltaWing sports car

Green Car Congress

The racer will be designed to demonstrate that with far less horsepower than many of today’s best sports cars, a two-seat performance car based on the DeltaWing architecture would deliver the same performance, yet with previously unattained fuel economy and efficiency.

Legal 150
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Study concludes that automakers tweak vehicle fuel economy to qualify for more favorable treatment; focus on car notches

Green Car Congress

In response to federal policies to boost gas mileage, manufacturers have changed vehicle weights, improved tire-rolling resistance and added aerodynamic features to push fuel-economy rates past government-mandated thresholds. mpg and 22.4 mpg) that lead to large changes in tax liability or the amount of a subsidy. mpg US (12.7

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India to Move Forward With Fuel Economy Standards

Green Car Congress

The government of India will implement automotive fuel economy standards. Times of India. The Bureau of Energy Efficiency (BEE) will formulate the norms and notify them under the Energy Conservation Act while the surface transport ministry will ensure the implementation.

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Coltura: Supreme Court precedent means states can require all new vehicles sold be electric

Green Car Congress

Metz and Janelle London finds that state vehicle electrification mandates can withstand legal challenges based on federal preemption if they are based solely on reasons for transitioning to electric vehicles that are within the state's authority. Its vision is a gasoline-free US by 2040 or sooner. The paper by Matthew N.