LEGAL NOTICE OF EVIDENTIARY HEARING INDIANA UTILITY REGULATORY COMMISSION CAUSE NO. 46284 VERIFIED PETITION OF NORTHERN INDIANA PUBLIC SERVICE COMPANY LLC ("NIPSCO") FOR AN ORDER MODIFYING, PURSUANT TO IND. CODE § 8-1-2-72, THE COMMISSION'S OCTOBER 18, 2023 ORDER IN CAUSE NO. 45849 TO APPROVE CHANGES TO NIPSCO'S ELECTRIC 2024-2026 DEMAND SIDE MANAGEMENT PLAN TO ADD A DEMAND RESPONSE PROGRAM AND ASSOCIATED RATEMAKING AND ACCOUNTING TREATMENT, INCLUDING TIMELY RECOVERY OF ASSOCIATED COSTS THROUGH NIPSCO'S RESOURCE ADEQUACY ADJUSTMENT, INCLUDING PROGRAM OPERATING COSTS AND FINANCIAL INCENTIVES, AND FOR AUTHORITY TO DEFER PROGRAM COSTS. 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 9:30 AM on November 21, 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 – Sean Gorman, ALJ DATE: October 3, 2025 HSPAXLP October 8 2025 LSBN0383469