Nicor Gas, the largest gas utility in the state, filed a request for a $309 million rate increase that would affect 2.3 million customers in northern Illinois and the Chicago suburbs. The company’s ...

A Peoples Gas pipe replacement program, which could have doubled gas bills, can continue Thursday after the Illinois Commerce ...

State regulators ordered Chicago’s natural gas utility, Peoples Gas, to abandon its approach to a long-beleaguered pipeline ...

The Illinois Commerce Commission said the expansive project can't come at an unreasonable cost to customers, who have been upset about rising gas bills in recent years.

In an effort to combat population loss attributed to the state having the second-highest property taxes in the United States, an Illinois legislator has introduced a bill that would eliminate property ...