LEGAL NOTICE OF EVIDENTIARY HEARING INDIANA UTILITY REGULATORY COMMISSION CAUSE NO. 43354 MCRA 29 VERIFIED PETITION OF SOUTHERN INDIANA GAS AND ELECTRIC COMPANY d/b/a CENTERPOINT ENERGY INDIANA SOUTH ("CEI SOUTH") FOR APPROVAL OF A MISO COST AND REVENUE ADJUSTMENT FOR ELECTRIC SERVICE IN ACCORDANCE WITH THE ORDERS OF THE COMMISSION IN CAUSE NO. 43111 EFFECTIVE AUGUST 15, 2007, CAUSE NO. 43839 DATED APRIL 27, 2011, CAUSE NO. 43354 MCRA 21 DATED MARCH 7, 2018, CAUSE NO. 43354 MCRA 21-S1 DATED SEPTEMBER 2, 2020, PURSUANT TO I.C. § 8-1-2-42(a), AND CAUSE NO. 45990. Notice is hereby given that the Indiana Utility Regulatory Commission will conduct a public Evidentiary Hearing in the above-captioned Cause in Room 222 of the PNC Center, 101 W. Washington Street, Indianapolis, Indiana, commencing at 2:00 PM on December 1, 2025. This hearing is open to the public. If an accommodation is required to allow an individual with a disability to participate, please contact the Office of the Executive Secretary of the IURC at 317.232.2701 or TDD 317. 232.8556 at least 48 hours in advance. INDIANA UTILITY REGULATORY COMMISSION OFFICE OF THE EXECUTIVE SECRETARY 317.232.2701 BY:IURC-Kristin Kresge, ALJ DATE: October 6, 2025 HSPAXLP October 9 2025 LSBN0384463