Electricite de France's (EDF) long-term credit rating was lowered to "Aa3" from "Aaa" by global rating agency Moody's Investors Service.

The rating outlook is defined as "negative". At the same time Moody's placed on review for possible downgrade the ratings of London Electricity Group plc, London Electricity plc, London Power Networks plc, EDF Capital, EPN Distribution, CSW Investments and Seeboard entities.

Moody's...