On December 14, 2023, the Illinois Commerce Commission ("Commission") initiated a proceeding to review North Shore Gas Company's ("North Shore") and The Peoples Gas Light and Coke Company's ("Peoples Gas") (together, the "Utilities" or "NSG-PGL") reconciliation of revenues collected under each of their Riders EOA, Energy Efficiency and On-Bill Financing Adjustment ("Rider EOA"), which recover costs for their energy efficiency and on-bill financing programs.