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Joint letter – ICC reform and expansion risks diverting ETS Revenues from real climate action

Publish date: November 11, 2025

In light of the European Commission’s ongoing considerations to amend the ETS State Aid Guidelines, revising the rules for Indirect Cost Compensation (ICC), the undersigned organisations express serious concern about the risk of ETS revenues being diverted away from climate action under the proposed changes. 

A coalition of civil society organisations, cleantech innovators, investors, industry associations, and researchers have sent a joint letter to Executive Vice-President Teresa Ribera, Commissioner Wopke Hoekstra, and senior officials in DG CLIMA and DG COMP, warning that proposed reforms to the EU’s ETS State Aid Guidelines could undermine Europe’s climate ambitions by diverting billions in carbon revenues away from decarbonisation.

Read the joint letter below:

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