When was the China V emission standard implemented?

2 Answers
Vivian
07/25/25 3:26am
The China V emission standard was fully implemented nationwide on July 1, 2017. The emission control level of the China V standard is equivalent to the European Stage 5 emission standard currently in effect. Compared to the China IV standard, the China V standard reduces nitrogen oxide emissions from light-duty vehicles by 25% and from heavy-duty vehicles by 43%. China V vehicles are those that comply with the fifth stage of China's national motor vehicle pollutant emission standards. These standards were established to enforce environmental protection laws, reduce and prevent vehicle exhaust pollution, protect the ecological environment, and ensure human health. From China I to China IV, each upgrade in the standard reduced vehicle pollution by 30% to 50%. Shortly after the implementation of the China V standard, the China VI standard was quickly put on the agenda, and many regions adopted the China VI standard ahead of schedule. For example, starting in 2019, all newly registered vehicles in Guangdong Province must comply with the China VI emission standard.
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SanDeclan
08/10/25 4:58pm
When I changed my car a few years ago, I specifically researched the implementation timeline of the China V emission standards. I remember it took effect for new vehicle models starting from January 1, 2017, and then expanded to all in-production models by January 1, 2018. Some cities acted earlier - Beijing implemented a stricter version as early as 2013, which significantly helped reduce air pollution. When purchasing my car, I prioritized selecting a China V compliant vehicle for its lower emissions, giving me greater peace of mind during daily driving. However, standards evolve quickly - the subsequent China VI standards became even stricter, so car owners need to pay close attention to environmental policies.
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