Briefing

Why the EU should oppose a LCA approach for vehicle emission standards

April 20, 2026

A T&E note outlines why the tailpipe approach is best to achieve the car sector's decarbonisation.

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As environmentalists, T&E opposes an LCA approach for vehicle emission standards. Here's why:

  • Life Cycle Assessment (LCA) is a valuable tool but it is unsuitable for vehicle emissions standards and should not replace the current tailpipe approach. Tailpipe standards provide a clear, enforceable, and harmonised basis for regulation.

  • LCA introduces high complexities which are directly opposed to the industry’s demands for simplification. It requires thousands of data points, creating a complex bureaucratic reporting and verification exercise of supply chain actors.

  • LCA approaches are inconsistent and far from being harmonised under a robust methodology.

  • LCA-based regulation would dilute the market signal for BEVs, by encouraging inappropriate solutions like biofuels.

  • By extending the scope of the coverage, responsibilities for reaching the targets are blurred between a wide range of stakeholders (fuel and electricity producers, end users, suppliers, etc). If everyone is responsible, nobody is accountable.

  • Stakeholders advocating for an LCA-based regulation have an interest in slowing down the transition to EVs and are increasingly vocal opponents to going all-electric.

Policymakers should retain the tailpipe vehicle CO2 emissions standards as the foundation of vehicle regulation while developing other complementary policy instruments to tackle vehicle carbon footprint

To find out more, download the briefing.