The Environmental Protection Agency (EPA) is putting in place new fuel economy rules for passenger cars and light trucks. The new standards are the strictest yet, even more so than what was put into place during the term of former President Barack Obama. They come as the result of an executive order from President Joe Biden back in January and undo President Donald Trump’s rollback of EPA regulations. Starting in 2023, automakers will be required to build all light-duty vehicles to emit between 5 and 10 percent less CO2 emissions per gallon per mile than what was previously required, according to the new rule released Monday, Dec. 20. This will increase the fleet average miles-per-gallon to about 40 mpg by 2026. This standard replaces the EPA rule put into place in 2020 under Trump, which only required a 1.5 percent increase in America’s fuel economy through 2026. “The final rule …