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China VI emissions standards for diesel vehicles to take effect January 1, 2020

BEIJING – China’s Stage 6 (China 6) emissions standards for diesel vehicles is expected to go into effect nationwide on January 1, 2020, according to the Limits and Measurement Methods (China Phase VI) for Emissions from Compression-Ignition and Spark-Ignition Engines and Automobiles (Draft to Solicit Comments) released by the Ministry of Environmental Protection on October 11.

The Methods, which will solicit comments from various ministries and commissions as well as commercial vehicle OEMs and diesel engine suppliers until November 13, stipulates that all new vehicles that fail to meet requirements of the Methods shall not be produced, sold or registered and all new engines that fail to do so shall not be produced, sold or put into use from January 1, 2020. In addition, the Methods requires that all new engines and vehicles undergoing type inspection shall satisfy standards stipulated in the Methods from January 1, 2019.

The Methods specifies the emissions limits and measurements for gaseous and particulate pollutants emitted by vehicles with compression-ignition engines (diesel engines). It also specifies the emissions limits and measurements for pollutants emitted by vehicles with spark-ignition engines that are powered with natural gas or LPG. Meanwhile, the Methods is applicable for the type inspection, new vehicle emissions inspection and conformity inspection of compression-ignition engines of M1, M2, N1 and N2 vehicles with benchmark weight higher than 2,610 kg and all M3 and N3 vehicles.

The China 5 emissions standards and for heavy-duty and light diesel vehicles will take effect nationally on July 1, 2017 and January 1, 2018, respectively, which means commercial vehicle manufacturers and engine suppliers are left with only a little over three years to prepare for the upgrade.

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