This Standard is formulated for the purpose of implementing the Environmental Protection Law of the People's Republic of China and the Law of the People's Republic of China and Law of the People's Republic of China on the Prevention and Control of Atmospheric Pollution, controlling the environmental pollution caused by evaporative pollutants from motorcycles and mopeds, protecting the environment and saving energy. The current Standard specifies the limits and measurement methods for evaporative pollutants from motorcycles and mopeds. It also specifies the approval requirements, consistency check and identification methods for the emission type of evaporative pollutants from motorcycles and mopeds. The current Standard is applicable to motorcycles and mopeds with gasoline as their fuel.
