MidAmerican Energy No Company Ameren No NextEra Energy, Inc. No Liberty Electric Power LLC No City of Austin dba Austin No Energy Nebraska Public Power No District Alliant Energy No Exelon Corporation and its No affiliates Deseret No Brazos Electric No Cooperative California Independent System No Operator Northeast Coordinating Yes Council NRG Energy Companies Yes
MidAmerican Energy Company No Ameren No NextEra Energy, Inc. No Liberty Electric Power LLC No City of Austin dba Austin Energy No Nebraska Public Power District No Alliant Energy No Exelon Corporation and its affiliates No Deseret No Brazos Electric Cooperative No California Independent System Operator No Northeast Coordinating Council Yes NRG Energy Companies Yes
Comment_Report_D_052212.docx