Recently, the Agricultural Mechanization Station of the Ministry of Agriculture and Rural Affairs (hereinafter referred to as the "Station") issued the Notice on Upgrading Diesel Engine Emission Standards and Changing the Information of Certified Products for Agricultural Machinery Testing and Appraisal (hereinafter referred to as the "Notice"), stipulating that from July 2022, 7, all appraisal institutions will no longer accept applications for the test appraisal of China III agricultural machinery products and related changes; From December 1, 2022, the China III agricultural machinery product appraisal certificate will no longer be issued.

The "Notice" clarifies that from the date of issuance of the notice to 6 months before the validity period of the original China III agricultural machinery certified product certificate, you can apply for the change of China IV product identification information and carry out confirmation work. Before December 2022, 12, China IV products after confirmation of the change of appraisal information will use a certificate together with the original China III products. From December 1, 2022, China III products that originally passed the appraisal shall not use the certificates obtained for related activities such as applying for purchase subsidies, government procurement and technology promotion.

The relevant person in charge of the main station said that the rise of agricultural machinery emissions from "National III" to "National IV" is a systematic upgrade of technology, which is conducive to accelerating the transformation and development of agricultural machinery to green and high-end. The station gives full play to its role in technical support, comprehensively considers factors such as doing things in accordance with laws and regulations, facilitating agricultural machinery enterprises, improving work efficiency, etc., and puts forward the method of "independent change of enterprises in accordance with regulations + confirmation of key parameters of products + strengthening supervision and random inspection by institutions", and changes the information of products that meet the relevant change requirements after emission upgrade, which lays a good foundation for the smooth transition of emission upgrade, and is of great significance to ensure the implementation of subsidy policies for the purchase and application of agricultural machinery and the implementation of national mandatory standards and follow-up related work.