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The EPA's action in March 2022 reinstated a waiver for California to set its own tailpipe emissions limits and zero-emission vehicle mandate through 2025, reversing a 2019 decision under ...
The order targets a federal waiver that the Biden administration granted to California, which allowed the state to set more stringent tailpipe pollution standards than the federal limits ...
United States vehicle emission standards are set through a combination of legislative mandates enacted by Congress through Clean Air Act (CAA) amendments from 1970 onwards, and executive regulations managed nationally by the Environmental Protection Agency (EPA), and more recently along with the National Highway Traffic Safety Administration (NHTSA).
WASHINGTON (Reuters) -The U.S. Environmental Protection Agency (EPA) on Wednesday restored California's ability to set its own zero-emission vehicle sales mandate and tailpipe emissions limits ...
Thirteen other states and the District of Columbia have adopted the California standards as their own. Arguing that the Pruitt plan violates the federal Clean Air Act and doesn't follow the agency's own regulations, in April California sued the Trump administration. Joining California were Connecticut, Delaware, Illinois, Iowa, Maine, Maryland ...
The first legislated exhaust (tailpipe) emission standards were promulgated by the State of California for 1966 model year for cars sold in that state, followed by the United States as a whole in model year 1968. Also in 1966, the first emission test cycle was enacted in the State of California measuring tailpipe emissions in PPM (parts per ...
The Supreme Court indicated Friday that it will take up a case that could revive industry efforts to axe California’s stricter-than-federal vehicle emissions standards. The high court granted a ...
In 2004, California approved the world's most stringent standards to reduce auto emissions, and the auto industry threatened to challenge the regulations in court. The new regulations required car makers to cut exhaust from cars and light trucks by 25% and from larger trucks and SUVs by 18%, standards that must be met by 2016. [28]