Status

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Greenhouse gas (GHG) emissions regulations are in place in California for light duty and heavy duty vehicles:

• Light Duty: LEV III standards were developed in conjunction with the federal EPA and are applicable from 2017. Several major manufacturers agreed a voluntary framework to implement GHG standards for model years 2021 to 2026.
   
• Heavy Duty: the California Air Resources Board jointly developed the Phase 2 standards with the federal authorities; Phase 2 standards apply in California from April 2019.

Light Duty Vehicles

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• Development of the regulations
• July 2019 agreement
• August 2020 agreements
• Clean Air Act Preemption Waiver withdrawal
• LEV III GHG emissions standards - from MY 2017

Development of the regulations

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July 2019 agreement

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August 2020 agreements

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Clean Air Act Preemption Waiver withdrawal

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LEV III GHG emissions standards - from MY 2017

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Heavy Duty Vehicles

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Historical Data

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• LEV II Standards: 2009 to 2016

LEV II Standards: 2009 to 2016

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References

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