Hager – From feed-in tariffs to system integration: why rooftop solar needs a managed transition

Why small rooftop PV needs an orderly transition and why the technical tools already exist

The 2027 amendment of Germany’s Renewable Energy Sources Act (EEG) raises the right question: how can photovoltaics contribute more effectively to a stable and flexible energy system? The answer, however, should not be an abrupt withdrawal of support for small rooftop installations. Instead, it should be a predictable transition toward greater storage deployment, controllability, and intelligent grid integration through energy management systems.

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