LEGAL NOTICE OF EVIDENTIARY HEARING INDIANA UTILITY REGULATORY COMMISSION CAUSE NO. 46369 PETITION OF INDIANAPOLIS POWER & LIGHT COMPANY, D/B/A AES INDIANA, AN INDIANA CORPORATION, FOR AUTHORITY TO (1) ISSUE FIXED OR VARIABLE RATE SECURED OR UNSECURED LONG-TERM DEBT IN AN AGGREGATE PRINCIPAL AMOUNT NOT TO EXCEED $1,500,000,000; (2) ENTER INTO CAPITAL LEASE OBLIGATIONS IN AN AGGREGATE AMOUNT OUTSTANDING AT ANY ONE TIME NOT TO EXCEED $50,000,000; (3) ENTER INTO AND USE LONG-TERM CREDIT AGREEMENTS AND LIQUIDITY FACILITIES PROVIDING ACCESS TO BORROWINGS AND OTHER FORMS OF LIQUIDITY IN AN AGGREGATE AMOUNT OUTSTANDING THEREUNDER AT ANY ONE TIME NOT TO EXCEED $1,250,000,000; (4) EXECUTE AND DELIVER ONE OR MORE SUPPLEMENTAL INDENTURES TO ITS MORTGAGE AND DEED OF TRUST DATED AS OF MAY 1, 1940 AS SUPPLEMENTED AND AMENDED, FOR THE PURPOSE OF CREATING OR SECURING ANY NEW SERIES OF FIRST MORTGAGE BONDS; (5) EXECUTE AND DELIVER PROMISSORY NOTES, LOAN AGREEMENTS AND OTHER DOCUMENTS EVIDENCING THE LONG-TERM DEBT AUTHORIZED HEREIN; (6) ENTER INTO INTEREST RATE RISK MANAGEMENT TRANSACTIONS IN CONNECTION WITH ITS OBLIGATIONS CURRENTLY OUTSTANDING AND AS PROPOSED TO BE ISSUED HEREIN, THROUGHOUT THE LIFE OF THE UNDERLYING OBLIGATIONS; (7) APPLY THE NET CASH PROCEEDS FROM THE SALE OF SUCH LONG-TERM DEBT, AFTER PAYMENT OF EXPENSES INCURRED IN CONNECTION THEREWITH, TO RETIRE, REFUND OR REDEEM CERTAIN SERIES OF ITS OUTSTANDING INDEBTEDNESS, TO REIMBURSE ITS TREASURY, REPAY SHORT-TERM BORROWINGS, AND FINANCE ITS CONSTRUCTION PROGRAM. 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 2:30 PM on June 1, 2026. 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 – Steve Henke, ALJ DATE: April 24, 2026 April 28 2026 LSBN0507247