When Did Henan Province Implement the China VI Emission Standard?
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The Department of Ecology and Environment of Henan Province issued the "Announcement No. 5 [2019] of the Department of Ecology and Environment of Henan Province on the Implementation of the National Phase VI Vehicle Emission Standards," declaring that the "China VI Emission Standard for Motor Vehicles" would be officially implemented in Henan Province starting from July 1, 2019. According to the announcement, the "China VI Standard" in Henan Province is implemented in phases: 1. Phase One: Starting from July 1, 2019, light-duty vehicles sold and registered within the administrative region of Henan Province must comply with the "Limits and Measurement Methods for Emissions from Light-Duty Vehicles (China VI)" (GB18352.6-2016) Phase 6a or 6b standards. Gas-powered vehicles produced, imported, sold, and registered in Henan Province must meet the "Limits and Measurement Methods for Emissions from Heavy-Duty Diesel Vehicles (China VI)" (GB17691-2018) Phase 6a or 6b standards. Urban-use diesel vehicles sold and registered in Henan Province must comply with the "Limits and Measurement Methods for Emissions from Heavy-Duty Diesel Vehicles (China VI)" (GB17691-2018) Phase 6a standards. 2. Phase Two: Starting from July 1, 2020, all urban-use heavy-duty diesel vehicles produced or imported within the administrative region of Henan Province must comply with the "Limits and Measurement Methods for Emissions from Heavy-Duty Diesel Vehicles (China VI)" (GB17691-2018) Phase 6a standards. 3. Phase Three: Starting from July 1, 2021, all heavy-duty diesel vehicles produced, imported, sold, and registered within the administrative region of Henan Province must comply with the "Limits and Measurement Methods for Emissions from Heavy-Duty Diesel Vehicles (China VI)" (GB17691-2018) Phase 6a standards.