Chinese IV Standard for Off-road Machinery To Be Implemented Dec. 1, 2022
CHINA REPORT

On Dec. 29, 2020, the Ministry of ecology and environment announced that Dec. 1, 2022, all off-road mobile machines below 560kw (including 560kw) produced, imported and sold and their diesel engines installed shall meet the requirements of the Chinese IV emission standard.
The implementation time of Chinese IV emission of off-road mobile machinery above 560kw and its installed diesel engines will be announced separately.
In 2022, due to adverse factors at home and abroad, enterprises in the industry will generally face market pressure. In order to better switch the upgrading of Chinese IV emission standards from the aspects of supply chain and industrial chain, steadily promote the implementation of Chinese IV emission standards, reduce the operating pressure of enterprises, and maintain the stable and sustainable development of the industry, the Association recently submitted the “request for instructions on the implementation time delay of Chinese IV emission standards for off- road mobile construction machinery” to the atmospheric environment department of the Ministry of ecological environment according to the policy advice and suggestions of enterprises on Chinese IV emission, It is suggested that the conversion time of the whole machine products with the national three emission standards for construction machinery to the national four emission standards be postponed from December 1, 2022 to April 1, 2023. Regarding the application submitted by the association to the Ministry of ecology and environment for “postponing the implementation time of the ‘National four’ emission standard for off-road mobile construction machinery”, the Association received a clear reply: it will not be further extended! Therefore, the “national four” emission standards for off-road mobile machinery will be switched as scheduled from December 1, 2022.
Source: Sohu Read The Article