Campaign highlights
The campaign team selects stories about new standards, changes to the rules and public debate.
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
Stories are collected automatically from solar publications and news searches every few hours. Open a story to read it at its original source.
Politicians propose plug-in solar, batteries in Norway
A group of Green Party politicians in Norway are calling on the Norwegian government to make it possible to connect plug-in solar and batteries that meet…
Plug-in PV is growing – are regulations keeping pace?
Plug-in solar PV and compact battery storage are expanding access to solar energy, but differing national regulations raise challenges around electrical…
Socket to the sun
Ten states in the United States have passed laws permitting plug-in solar, with more to follow imminently. Low-income households, renters and temporary workers…
Key takeaways from Solar & Storage Live UK, Birmingham
At Solar & Storage Live UK, industry leaders highlighted financing, skills shortages and community engagement as key challenges for the country’s growing…