What Are the Vehicle Annual Inspection Exhaust Emission Standards?

[XavierRose]

Here is an introduction to the vehicle annual inspection exhaust emission standards: The emission standards for light-duty vehicles were issued in July 1999 and revised in 2001. 1. GB18352.1-2001 "Limits and Measurement Methods for Emissions from Light-Duty Vehicles (I)" is equivalent to the EU 93/59/EC Directive, referencing part of the technical content of the 98/77/EC Directive, equivalent to Euro I, issued and implemented on April 16, 2001. 2. GB18352.2-2001 "Limits and Measurement Methods for Emissions from Light-Duty Vehicles (II)" is equivalent to the EU 96/69/EC Directive, referencing part of the technical content of the 98/77/EC Directive, equivalent to Euro II, implemented from July 1, 2004. 3. GB18352.3-2005 "Limits and Measurement Methods for Emissions from Light-Duty Vehicles (China III and IV Stages)" is partially equivalent to Euro III and was implemented in 2007.