10 US states have signed plug-in (balcony) solar laws: 5 are in force and 5 start soon. Pick your state to see where things stand, or jump to the UK rules below.
United States
Law in effect
Signed, starts later
No statewide law yet
Selected
United Kingdom
Allowed
Legal in England, Scotland and Wales since 27 August 2026, for approved kits. Not yet in Northern Ireland.
Based on the signed bills and reporting on each one bypv magazine USA,Canary Mediaand local press. Where trackers disagreed on a start date, we show the later one. Last checked 4 November 2026.Read the US guide.