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Hand-picked by the campaign team. The watershed moments, standards published, bills passed, regulatory wins, key media coverage.
Colorado Introduces Plug-In Solar Bill Referencing UL 3700
Colorado HB26-1007 is the first US state bill to explicitly reference UL 3700 as the safety standard for plug-in solar. The bill allows systems up to 1920W on a 20A circuit.
Germany Surpasses 1.2 Million Registered Balcony Solar Systems
The Bundesnetzagentur reports approximately 1.2 million registered plug-in solar systems by end of 2025, with 430,000 new registrations in 2025 alone. HTW Berlin estimates the true total at 1.5-4…
UL 3700. First North American Plug-In Solar Safety Standard Published
UL Solutions published UL 3700 Ed. 1-2025, the first safety standard for plug-in solar in North America. It covers anti-islanding, touch safety, overcurrent protection, and weatherproofing. The…
CBC Reports on Plug-In Solar Barriers in Canada
CBC investigation highlights how Canadian electrical regulations prevent adoption of plug-in balcony solar, a technology used by millions in Europe. CSA Group confirms plug-in solar falls outside…
Utah Passes Plug-In Solar Law Unanimously
Utah HB 340 allows portable solar devices up to 1200W to be plugged into standard 120V outlets. The bill passed 72-0 in the House and 27-0 in the Senate, demonstrating bipartisan support.
From around the world
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Connecticut Governor signs the state’s omnibus 2026 solar bill
With the signature of HB 5340 by Governor Ned Lamont, Connecticut will see a continuation of several of its successful renewable programs, as well as new…
New York legislature passes SUNNY Act plug-in solar legislation
The bill, which would take effect immediately if signed by the Governor, would allow plug-in solar devices with up 1,200 watts of AC output and exempt those…
California Senate passes plug-in solar bill
The Plug and Play Solar Act, which passed on a 35-1 vote, would allow portable solar generation devices with up to 1,200 watts of output to connect to a…