GB 30510-2018 on fuel consumption limits for heavy duty vehicles

This standard specifies the fuel consumption limits for heavy-duty vehicles (commercial vehicles burning gasoline and diesel with a gross vehicle weight greater than 3500 kg, including trucks, semitrailer towing vehicles, passenger cars, dump trucks, and city buses).  

Stage III National Standard tightens fuel consumption limits for new tractors, trucks and buses by 15.3%, 13.8% and 15.9% respectively compared to the previous Stage II Standard, and is enforced from July 2021 onwards. 

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