Electric bills are expected to surge. What you need to know is that Midcontinent Independent System Operator (MISO) and PJM capacity auctions cleared at significantly higher prices for the 2025-2026 Planning Year: June 1, 2025, through May 31, 2026. MISO and PJM are the Regional Transmission Organizations (RTOs) that coordinate the movement of wholesale electricity in Ameren Illinois and ComEd electric territories, respectively. Ameren Illinois and ComEd electric customers will soon see the effects of these higher prices for the first time on invoices received in June/July. Ameren Illinois, ComEd, nor the suppliers have any control over these charges, nor do they have any power to change them. Due to a multitude of variables, Retail Energy Suppliers (RES) are handling this additional cost in many ways, according to supply contract terms and conditions as well as internal policy decisions.
For more information, contact NACDS’ Leigh Knotts at 803-243-7207.