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EU finds plug-in hybrids emitted 6× official CO2 in 2024

9/9/2026

Summary

Story summary

EU data shows plug-in hybrids emitted six times their official CO2 rating in 2024.
Real-world emissions averaged 145 g CO2/km, far above the official 24 g CO2/km.
ACEA and powertrain supplier Horse are lobbying the EU to cancel the 2027 utility-factor correction.
The Council will debate the rule on October 12, with a parliamentary vote scheduled for November.
T&E estimates the cancelled correction could add €74 billion oil imports and up to 2.4 Gt CO2 by 2050.

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Story summary

EU data shows plug-in hybrids emitted six times their official CO2 rating in 2024.
Real-world emissions averaged 145 g CO2/km, far above the official 24 g CO2/km.
ACEA and powertrain supplier Horse are lobbying the EU to cancel the 2027 utility-factor correction.
The Council will debate the rule on October 12, with a parliamentary vote scheduled for November.
T&E estimates the cancelled correction could add €74 billion oil imports and up to 2.4 Gt CO2 by 2050.