"The clarification of the ECJ underlines that EU states can set up their own rules in energy policy," said Hermann Albers, the president of the German wind energy federation BWE, adding that the ruling reaffirms Germany's view that its Renewable Energies Act (EEG) doesn't consist of illegal subsidies.

"The torpedoing of the German EEG by adversaries of the Energiewende now is off the table."