As more homes install solar panels to cut their energy bills and reduce their reliance on the grid, a growing number are generating more electricity than they use, particularly during brighter months.

Customers of Tucson Electric Power and other Arizona utilities looking to install rooftop solar systems could face much lower bill credits for excess energy they export to the grid, as state utility ...

The Electricity Authority wants to double the amount of power able to be exported to local networks from small-scale solar, wind and solar farms, as well as larger distributed generators. The ...