Fuel Efficiency Standards for Vehicles - Top Runner Program Japan 1979

Name of policy Fuel Efficiency Standards for Vehicles - Top Runner Program
Jurisdiction Country
Supranational region
Country Japan
Region Asia


Subnational region or state
City or local
Policy objective
  • Mitigation
Type of policy instrument
  • Regulatory Instruments
    • Auditing
      • Codes and standards
        • Vehicle fuel-economy and emissions standards
    Sector name
    • Transport
      • Heavy duty vehicles
      • Light duty vehicles
    Policy description Light-duty vehicles:

    Current standards (2010): - Passenger cars: 15.1 km/L (153.8 g CO2/km), a 22.8% increase over 1995 performance of 12.3 km/L (188.8 g CO2/km), - Light trucks (2.5 t): 16.3 km/L (124.4 g CO2/km), a 13.2% increase over 1995 performance of 14.4 km/L (161.2 g CO2/km).

    Fleet average fuel economy 2015 target: - Passenger cars: 16.8 km/L, a 23.5% increase over 2004 performance of 13.6 km/L - Light trucks (3.5 t): 15.2 km/L, a 12.6% increase over 2004 performance of 13.5 km/L - Small busses: 8.9 km/L, a 7.2% increase over 2004 performance of 8.3 km/L."

    "When the 2020 targets are met, the fleet average fuel economy is estimated to be 20.3 km/L for passenger cars, a 24.1% increase over the actual 2009 levels of 16.3 km/L and 19.6% increase over MY2015 performance of 17.0 km/L." (Source: http://transportpolicy.net/index.php?title=Japan:_Light-duty:_Fuel_Economy)

    Heavy-duty vehicles:

    Fleet average fuel economy of 2015: - For trucks: 7.09 km/L (369.6 g CO2/km), a 12.2% improvement over 2002 performance of 6.32 km/L (414.6 g CO2/km), - For buses: 6.30 km/L (416.0 g CO2/km), a 12.1% improvement over 2002 performance of 5.62 km/L (466.3 g CO2/km).

    A list of standards for both light duty and heavy duty vehicles by vehicle size for target years up to 2022 can be accessed here: http://www.mlit.go.jp/common/000991480.pdf

    Policy type
    • Energy efficiency1
    Policy stringency
    Implementation state Implemented
    Date of decision 1979
    Start date of implementation
    End date of implementation
    High impact GHG reduction
    Impact indicator


    Source or references Transportpolicy.net detailed information: http://transportpolicy.net/index.php?title=Japan:_Light-duty:_Fuel_Economy

    http://www.mlit.go.jp/jidosha/jidosha_fr10_000005.html List of standards (Japanese):http://www.mlit.go.jp/common/000991480.pdf

    Supports policies
    Is supported by policies
    Comments (background and assessment)
    Status Final

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