The rating agency Fitch lowered EDF's long-term debt rating by one notch to BBB+ after government announcements aimed at limiting the rise in energy prices.
Read alsoElectricity prices: EDF in the storm after the government's decision
The group had suspended one of its financial forecasts on Thursday, that of its net financial debt to Ebitda ratio, which it is no longer certain to hold, the French government asking it to sell more electricity at low cost to its competitors.