Scottish Power was the only firm to buck the trend and reduce their dividend, the report added.
It details that chancellor Alistair Darling is resisting calls to help poorer households deal with the rising cost of energy via a one-off tax on the profits of utility companies, saying it would make the market less competitive.
"The Local Government Association [LGA] has agreed, saying that a push by energy companies to finance a £500m national home insulation programme over the next five years would be more effective," the report concludes.
Established in 1997, the LGA was created to be the voice of local government in the national arena.
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