The Ministry for Regulation's July 2026 review recommends legalising plug-in solar in New Zealand. Here's what it says, and what happens next. Last updated: 30 July 2026

Plug-in solar is closer to being legal in New Zealand than it has ever been. The Ministry for Regulation is reviewing the rules, Energy Minister Simeon Brown has confirmed legalisation is underway, and both Labour and National have named plug-in solar in their 2026 election policies. Here is what it all means and what happens next.

One year ago, we started asking a simple question: Why can households overseas safely use plug-in solar systems, while New Zealand regulations still don’t provide a pathway for them? At the time, plug-in solar was barely part of the conversation in New Zealand. Most people had never heard of balcony solar systems or plug-and-play microinverters, despite hundreds of thousands of systems already operating safely overseas. Since then, we’ve spent countless hours researching: Int

Plug-in solar systems—also known internationally as balcony solar or plug-and-play solar—are gaining rapid popularity overseas. In countries like Germany, hundreds of thousands of small systems are already installed on balconies, garages, and backyards. These systems help households reduce power bills with minimal cost and complexity. Are Plug-In Solar Systems Legal in New Zealand? Short answer: Not yet. We are currently working with government bodies on new rules and regulat