Rutgers University | NJAES | SEBS     New Jersey Agricultural Experiment Station

Vehicle Fuel Economy and Greenhouse Gas (GHG) Emissions Standards

The standards apply to specified vehicle manufacturers. The policy states that vehicles must meet weighted average fuel economy and greenhouse gas emissions standards.

Program Administrator:
US Environmental Protection Agency (EPA); National Highway Traffic Safety Administration (NHTSA)

Applicable to:

  • Vehicle manufacturers of passenger cars, light-duty trucks, and medium-duty passenger vehicles sold in the U.S.


NHTSA’s Corporate Average Fuel Economy (CAFE) program and EPA’s light-duty vehicle GHG emissions program set standards for passenger cars, light-duty trucks, and medium-duty passenger vehicles.

  • By Model Year (MY) 2025, these vehicles must meet an estimated combined average fuel economy of 48.7 to 49.7 miles per gallon or higher. The standards provide flexibility to manufacturers, including the ability to earn credits for alternative fuel vehicles

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