LEGAL NOTICE Notice is hereby given that on May 3, 2010 Northern Indiana Public Service Company ("NIPSCO") filed a Petition with the Indiana Utility Regulatory Commission in Cause No. 43894 for approval of and authority for: (1) modification to its rates and charges for gas utility service; (2) new schedules of rates and charges applicable thereto; (3) revisions to its depreciation accrual rates; (4) deferral of accrued depreciation expense; (5) deferral in a balancing account of over and under recoveries of pension and OPEB expenses; (6) continuation of NIPSCO'S energy efficiency program with modifications; (7) implementation of a new low-income program; (8) certain ratemaking treatments for revenues and expenses relating to services and programs offered pursuant to Petitioner's customer choice alternative regulatory plan; (9) to the extent necessary, granting the requested relief as an alternative regulatory plan pursuant to Ind. Code Chapter 8-1-2.5; (10) modification of Petitioner's gas cost adjustment process to include unaccounted for gas and the gas cost component of bad debt expense; and (11) various changes to its tariff for gas service including implementing a straight-fixed variable rate design, removal of gas costs from base rates and changes to its general terms and conditions for service. Jimmy D. Staton Chief Executive Officer of Northern Indiana Public Service Company m8