Kentucky Utilities has announced that it will ask state regulators for a rate increase that could push a residential customer's bill up by 7.3 percent.
If approved by the Public Service Commission, the average customer, using 1,000 kilowatts, would pay $4.50 more a month.
The overall money collected by the company . its base rate . would increase by 2 percent. Officials stressed that specific rates for classes of customers still are being calculated.
The Lexington-based company's last increase, 6.4 percent to the base rate, was in 2004.