Employees of a solar technology company install solar modules. The federal government wants to make the systems on new buildings the norm. But is it worth it for homeowners?
Photo: dpa
(Photo: dpa)
Frankfurt The goal is ambitious: Around 80 percent of the energy generated in Germany should come from renewable sources by 2030. Solar power will play a key role in ensuring that the country can function in a largely climate-neutral manner in nine years.
“A solar system on every roof,” demanded the current Foreign Minister Annalena Baerbock (Greens) in the federal election campaign. A nationwide obligation for all residential buildings is not under discussion. However, the pressure on many house builders to expand photovoltaics is growing. According to the coalition agreement, solar roof cells should be mandatory for new commercial buildings and at least the rule for new private buildings.
Federal states such as Berlin or Baden-Württemberg have already decided to make solar roofs compulsory: Anyone who builds a house or renovates their own roof in one of the states from 2023 must install a solar system on the roof. But does such a system also pay off for homeowners?
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