'Solarpflicht': Berlin plans solar mandate for most new buildings from 2023 on

City-state is part of a growing number of regions and cities world-wide adopting obligatory installation of solar roofs in new buildings

Solar installation on top of a newspaper building in Berlin — Solar installation on top of a newspaper building in BerlinFoto: Berliner Stadtwerke/Ulli Winkler

Bernd Radowitz

Published 3 March 2021, 11:32Updated 3 March 2021, 11:32

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