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Updated GHG (greenhouse gas) emissions standards for light duty and medium duty vehicles have been published by the EPA; these will apply from MY 2027.

Updated GHG emissions standards for heavy duty vehicles, applicable from MY 2027, have also been published.

2025 regulatory initiatives

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• Proposal to repeal GHG emissions standards
• Fuel consumption requirements interpretation

Proposal to repeal GHG emissions standards

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Fuel consumption requirements interpretation

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Light duty vehicles - CO₂ emissions standards from MY 2027

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• Overview
• Targets for passenger cars
• Targets for light trucks
• Test requirements and test fuel
• Compliance and programme flexibilities
• Hybrid and electric vehicles

Overview

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Targets for passenger cars

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Targets for light trucks

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Test requirements and test fuel

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Compliance and programme flexibilities

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Hybrid and electric vehicles

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Light duty vehicles - fuel consumption standards

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Medium duty vehicles - CO₂ emissions standards from MY 2027

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• Overview and applicability
• CO₂ emissions targets
• Compliance and flexibilities

Overview and applicability

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CO₂ emissions targets

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Compliance and flexibilities

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Heavy Duty Vehicles - Phase 3 CO₂ emissions standards

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• Overview
• CO₂ emissions standards
• Compliance and programme flexibilities

Overview

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CO₂ emissions standards

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Compliance and programme flexibilities

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Medium and heavy duty vehicles - fuel consumption standards

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References

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