Europe faces a “mass exodus” of its green hydrogen industry to the more favourable US market if the European Commission (EC) refuses to back down on “disproportionate” additionality requirements and fails to nail down simple regulatory and financial support regimes quickly, trade association Hydrogen Europe has warned.

In a letter to EC president Ursula von der Leyen, seen by Recharge, Hydrogen Europe chief executive Jorgo Chatzimarkakis railed against the EU’s proposed Delegated Act (DA), currently being discussed as part of an overhaul of the bloc’s flagship Renewable Energy Directive.