As Duke Energy Corp. prepares for what may be its final round of solar rebates in July, figures show its utilities have spent just over $38 million through the first four years to distribute 7,077 rebates.

As Duke Energy Corp. prepares for what may be its final round of solar rebates in July, figures show its utilities have spent just over $38 million through the first four years to distribute 7,077 rebates. Read MoreCharlotte Business News – Local Charlotte News | Charlotte Business Journal