New Rules Includes Hybrids and PHEVs to Cut Tailpipe Emissions

Chris Teague
by Chris Teague

New standards are coming for tailpipe emissions in the next few years. An announcement from the Biden administration this week unveiled the rules, which look to remove more than seven billion tons of carbon and other pollutants from our air.


Vehicle emissions account for 28 percent of the United State’s greenhouse gases, and the new standards are said to help reduce that number while saving nearly $100 billion in healthcare costs and billions more in fuel and other vehicle costs. The Biden administration has a goal of cutting emissions by 50 percent or more from 2005 levels by 2030.


The EPA proposed similar rules, but the Biden administration’s plan is slightly less ambitious after the United Auto Workers Union and automakers pushed back on the agency’s ideas. Biden’s plan rolls out between 2027 and 2029 before ramping up between 2030 and 2032. However, rather than relying solely on EVs to cut tailpipe emissions as initially suggested by the EPA, the new plan includes a range of electrified and even efficient gas engines to ease emissions.


It's not a mandate to force automakers to build EVs -- instead, the new rules will be stricter than at present. It will be up to automakers to figure out how to comply.


The UAW praised the announcement, saying “By taking seriously the concerns of workers and communities, the EPA has come a long way to create a more feasible emissions rule that protects workers building ICE vehicles, while providing a path forward for automakers to implement the full range of automotive technologies to reduce emissions.”


Industry leaders have opposed an EV-only path forward, citing wavering demand and high prices.


[Image: Lucasimage via Shutterstock]


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Chris Teague
Chris Teague

Chris grew up in, under, and around cars, but took the long way around to becoming an automotive writer. After a career in technology consulting and a trip through business school, Chris began writing about the automotive industry as a way to reconnect with his passion and get behind the wheel of a new car every week. He focuses on taking complex industry stories and making them digestible by any reader. Just don’t expect him to stay away from high-mileage Porsches.

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  • Calrson Fan Calrson Fan on Mar 21, 2024

    "Vehicle emissions account for 28 percent of the United State’s greenhouse gases,"


    Not VEHICLE, Transportation emissions account for 28% of US greenhouse gases. Of that light duty vehicles account for roughly 60%. So we are really talking about 15%, not 28%.


    FYI that Electricity accounts for 25% of US greenhouse gases and Industry 23%. Electric cars are hardly gonna save the planet. we got plenty of other issues.

  • Doug brockman Doug brockman on Mar 22, 2024

    “We’re not making gasoline cars illegal!”


    But at the end of the day you’ll have to buy electric

  • Yuda Yeah with all the friggin problems these things have, last thing we need is more of these things messing up and clogging the roads
  • Wjtinfwb Nice car and looks well cared for. The accessories are mostly for vanity, their value is in the eye of the buyer. I see zero value in them but I like bone stock if buying used. The problem this seller has is his spec is not at all unique; not a manual, no Shaker hood, attractive, but conservative color. Today, AutoTrader has 130 used 2015-2018 Challenger Hemi's with automatics available. The average price is abut 27,200 and mileage is slightly lower than this example at about 40k miles. Almost all are at dealers where a decent negotiator should be able to knock $1500-2500 off the ask. This is a 25k car, the buyer may not believe it but stats would say otherwise.
  • FreedMike I don't need to know anything about this model per se, but I'd be very interested in knowing if Mazda is going to be using the tech from the PHEV CX-90/70 model - which is darned nice, by the way - on other Mazdas.
  • Turbo Is Black Magic Honestly at this point Elon is more of a liability than an asset. How much does the board have to pay to just get rid of him?
  • FreedMike The article touches on this fact, but the number of public EV chargers grew by over 18,000 between 2021 and 2023. https://afdc.energy.gov/fuels/electricity-infrastructure-trendsSo clearly the expansion is happening without the use of the funds in question. Not necessarily a bad thing, if you're into not using taxpayer money. Still, I'd be interested in knowing why the public money isn't being used. Are the regs overly complex or restrictive, or something like that? But in any case, EV charging IS expanding at a pretty solid rate. And as far as "...we’ve seen plenty of Republican-backed legislation targeting EV-related spending over the last couple of years" is concerned...well, yeah, there's a reason why Republicans don't like EV charging. The petroleum industry is one of the GOP's prime donors, and every charger built or EV sold represents a direct ding to their bottom line. Republicans, of course, like to put this in terms of "EVs are a woke mind virus," or some such nonsense, but the fact is that the people paying their bills don't want competition.
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