National standard of the People's Republic of China "Amendment to 'Limits and measurement methods for emissions from light-duty vehicles (CHINA VI)' (GB 18352.6—2016)" G/TBT/N/CHN/2144

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Notifying Member: CHINA

If applicable, name of local government involved (Articles 3.2 and 7.2):

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Agency responsible:

Ministry of Ecology and Environment of the People's Republic of China

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Notified under Article 2.9.2 [X], 2.10.1 [ ], 5.6.2 [ ], 5.7.1 [ ],3.2 [ ], 7.2 [ ],Other:

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Products covered (HS codes or national tariff lines. ICS numbers may be provided in addition, where applicable): Light-duty vehicles (HS code(s): 870323); (ICS code(s): 13.040.50)

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Details of notified document(s) (title, number of pages and languages, means of access): National standard of the People's Republic of China "Amendment to 'Limits and measurement methods for emissions from light-duty vehicles (CHINA VI)' (GB 18352.6—2016)"; (9 page(s), in Chinese)

Link to notified document(s) and/or contact details for agency or authority which can provide copies upon request:

https://members.wto.org/crnattachments/2025/TBT/CHN/25_07841_00_x.pdf

6.

Description of content: This amendment builds upon the China VI standard for light-duty vehicles by revising the definitions of emission control devices, defeat device, and auxiliary emission control devices. It strengthens the requirements for the sealing of type-approval vehicles and the reporting of failures in emission-related components covered under warranty. The amendment introduces provisions for the registration of CAL ID and CVN, specifies the equivalency conditions for type-approval extensions of hybrid electric vehicles, supplements the test procedures for vehicles with three or more axles, and further standardizes relevant technical testing requirements.

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Objective and rationale, including the nature of urgent problems where applicable: Protection of human health or safety; Protection of the environment

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Relevant documents:

Limits and measurement methods for emissions from light-duty vehicles (CHINA VI)（GB 18352.6-2016）

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Proposed date of adoption: 90 days after circulation by the WTO Secretariat

Proposed date of entry into force:6 months from adoption

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Provision of comments

Final date for comments: 15 December 2025

[ ] 60 days from notification

Contact details of agency or authority designated to handle comments regarding the notification:

WTO/TBT National Notification and Enquiry Center of the People's Republic of China

Tel：+86 10 57954633/ 57954627

E_mail: tbt@customs.gov.cn