SolarCity will partner with Oakland-based Renew Finance – which administers CaliforniaFIRST, the largest US PACE programme – and initially target systems in California between 30kW-500kW, before expanding to the East Coast next year.

SolarCity is the largest US installer of both residential and commercial rooftop PV systems, but much of its success to date in the commercial and industrial (C&I) market has been focused on large corporations with big rooftops.

But