Commonwealth Edison and Ameren Illinois residential customers have lost a combined total of more than $206 million over the last year and more than $2.3 billion since 2015 to alternative electricity suppliers, according to the ICC’s Office of Retail Market Development’s annual report. While ComEd and Ameren are in charge…...
CUB’s fight to protect consumers from corporate fraud and preserve federal regulatory independence
CUB advocates for consumers in many different ways and venues, from holding utility bill clinics throughout Illinois, to making legal arguments in the highest court of the land. Earlier this June, the Supreme Court ruled on Federal Communications Commission (FCC) v. AT&T, a landmark decision that affirmed federal agencies’ authority…...
In two cases before state regulators, CUB challenges Ameren rate hike, plus $300 million+ in questionable spending in utility’s grid plan
CUB alerted Ameren Illinois electricity customers to two cases before the Illinois Commerce Commission (ICC) in which the watchdog is challenging a proposed rate hike from the utility as well as more than $300 million in questionable spending in the company’s proposed plan for upgrading the grid. (Read a pdf version…...
CUB’s report on gas market volatility: August 2026
Gas prices for four of Illinois’ 9 major utilities were up from a year ago, led by Liberty Utilities, which is charging a whopping 95 cents per therm supply rate, according to a CUB review of August gas prices. Gas utilities file supply prices–called the Purchased Gas Adjustment (PGA)–each month…...
Will Illinois meet the moment to rein in data centers and save us from skyrocketing power bills?
By Sarah Moskowitz Executive Director Citizens Utility Board (CUB) (Note: A version of this opinion piece appeared in Crain’s Chicago Business on July 27, 2026.) This summer millions of Illinois consumers are paying power prices that are about 40-50 percent higher than what they were just two years ago, and…...
CUB: Sustained High PJM Capacity Prices Ramp Up Urgency For Data Center Reform
Latest PJM auction results let Big Tech off the hook, while everyday customers suffer years-long bill spike We have now seen four straight capacity auctions with painfully high prices because policymakers at every level are letting Big Tech–some of the world’s wealthiest corporations–off the hook. Across the PJM region, continued…...
CUB Urges Illinois American customers to Attend ICC forum on rate hike
The Citizens Utility Board (CUB) on Tuesday urged Illinois American Water customers to speak out against the utility’s push for a $142 million rate hike at a public forum organized by the Illinois Commerce Commission (ICC). The forum is: 7-9 p.m., Tuesday, July 14 Bolingbrook Community Center, Room A 201…...
CUB’s report on gas market volatility: July 2026
While five major gas utilities in Illinois reported lower prices compared with last July, several are charging higher supply rates—including Liberty Utilities and Consumers Gas, which are charging a whopping $1.03 per therm and $1.83 per therm this month, respectively, according to a CUB review of gas supply prices. Illinois…...

