With sweeping amendments to Germany’s Renewable Energy Act (EEG) poised to pass in the upper house Bundesrat on 11 May, finalising a tough new regime of regular feed-in tariff cuts, German consumers once again raced to install PV systems to lock in present rates.

Berlin has already taken steps to tilt the market away from ground-mounted arrays, so companies like SolarWorld, which has one of the most respected brand names in the PV business, benefitted from the surge in rooftop installations.

The