GB 20997-2024 National Standard of the P.R.C.
Limits and targets of fuel consumption for light-duty commercial vehicles
This document specifies the limits for fuel consumption of light commercial vehicles, the calculation methods and evaluation indicators for corporate average fuel consumption, conformity of production requirements, certification extensions, and implementation dates. The main contents include: modifying the method for determining fuel consumption; adding a calculation method for the reference value of CO2 emissions; revising fuel consumption limit requirements; adding requirements for the corporate average fuel consumption; revising conformity of production requirements; revising requirements for changes and certification extensions; adding hybrid electric vehicle energy consumption type approval report/type approval application report.
This document applies to all N1 category vehicles with a maximum design speed greater than or equal to 50 km/h and M2 category vehicles with a maximum design total mass not exceeding 3500 kg, including vehicles that can run on gasoline or diesel fuel, pure electric vehicles, fuel cell vehicles, and vehicles that run on gas and alcohol ether fuels.
This document does not apply to specialized vehicles for operations.
