Revised 2023 and Later Model Year Light-Duty Vehicle Greenhouse Gas Emissions Standards [EPA–HQ–OAR–2021–0208; FRL 8469–01–OAR]
The Environmental Protection Agency (EPA) is revising the greenhouse gas (GHG) emissions standards under the Clean Air Act section 202(a) for light-duty vehicles for 2023 and later model years to make the standards more stringent.