Hunan Provincial Standard of the People's Republic of China
Latest
DB43/T 251-2000
Scope
This standard specifies the emission standard limits for exhaust pollutants from fuel-powered vehicles in use. This standard applies to cities with a population of more than 500,000 in our province and urban construction areas in Zhangjiajie City. This standard applies to light vehicles equipped with ignition-type four-stroke engines and compression-ignition engines with a maximum design speed greater than or equal to 50km/h. Small and heavy-duty vehicles, as well as two- and three-wheel motorcycles equipped with four-stroke or two-stroke gasoline engines, with a maximum total mass less than or equal to 400kg, an engine displacement greater than 50ml, and a maximum design speed equal to or greater than 50km/h. This standard does not apply to agricultural transport vehicles, tractors, motorcycles, off-road vehicles, racing cars and their engines.
DB43/T 251-2000 history
2000DB43/T 251-2000 Emission Standards for Exhaust Pollutants from Fuel Motor Vehicles