VIDEO: I&M, NIPSCO to Join IURC Investigative Inquiry on Utility Costs03/24/2026Indiana’s five largest utilities, including Indiana Michigan Power and NIPSCO, are scheduled to speak on bill rates, energy affordability, and potential steps to address rising costs. The Indiana Utility Regulatory Commission is launching an investigative inquiry into energy costs as residents across Indiana raise concerns about high utility costs. The inquiry will take place Tuesday, March 24th from 9:45 a.m. to 4 p.m. Click here to learn more about the inquiry from the IURC. You can watch a livestream of the inquiry below: