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Why Balcony Solar Panels Haven’t Taken Off in the US

Akielly Hu

created: May 3, 2025, 11 a.m. | updated: May 15, 2025, 4:48 p.m.

Raymond Ward wants to see solar panels draped over every balcony in the United States and doesn’t understand why that isn’t happening. Here in the US, though, there is no market for balcony solar. Nothing about the bill Ward wrote changes that: Utahans still can’t install balcony solar because none of the systems have been nationally certified. “Relentless individuals” were key to making that happen, said Christian Ofenheusle, the founder of EmpowerSource, a Berlin-based company that promotes balcony solar. Members of a German solar industry association spent years advocating for the technology and worked with VDE to carve a path toward standardizing balcony solar systems.

10 months ago: Science Latest