One party to the Exelon-Pepco merger case has asked the DC PSC) to reconsider its approval, and People's Counsel Sandra Mattavous-Frye may ask as well.

D.C. officials came out today against Exelon’s revised merger proposal in filings that appear to quash the energy giant’s chances of acquiring Pepco.

With the administration and public advocate on its side, Exelon's chances of closing their acquisition of Pepco appear to hinge on winning a ‘yes’ vote from PSC Chairman Betty Ann Kane or Commissioner Joanne Doddy Fort.

Exelon’s proposed $6.8 billion acquisition of Pepco Holdings Inc. should clear federal regulatory hurdles easily but may face a tougher time convincing state regulators.