Rooftop solar panels at a home in Indiana. The state is among several that have rolled back solar incentives.
Credit Luke Sharrett/The New York Times

Over the past six years, rooftop solar panel installations have seen explosive growth — as much as 900 percent by one estimate.

That growth has come to a shuddering stop this year, with a projected decline in new installations of 2 percent, according to projections from Bloomberg New Energy Finance.

A number of factors are driving the reversal, from saturation in markets like California to financial woes at several top solar panel makers.

But the decline has also coincided with a concerted and well-funded lobbying campaign by traditional utilities, which have been working in state capitals across the country to reverse incentives for homeowners to install solar panels.

Utilities argue that rules allowing private solar customers to sell excess power back to the grid at […]

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