VERIFIED PETITION OF NORTHERN INDIANA PUBLIC SERVICE COMPANY LLC FOR (1) AN ADJUSTMENT TO ITS GAS SERVICE RATES THROUGH ITS FEDERALLY MANDATED COST ADJUSTMENT FACTOR PURSUANT TO IND. CODE CH. 8‐1‐8.4 AND THE COMMISSION’S ORDERS IN CAUSE NOS. 45007 AND 45183; (2) AUTHORITY TO DEFER 20% OF THE FEDERALLY MANDATED COSTS FOR RECOVERY IN NIPSCO’S NEXT GENERAL RATE CASE; AND (3) MODIFICATIONS TO THE APPROVED COMPLIANCE PROJECTS SET FORTH IN ITS PROGRESS REPORTS PURSUANT TO THE ONGOING REVIEW PROCESS APPROVED IN CAUSE NOS. 45007 AND 45183.