-------------------------------------------------------------------------------- -------------------------------------------------------------------------------- SECURITIES AND EXCHANGE COMMISSION Washington, D.C. FORM U5S/A ANNUAL REPORT For the Year Ended December 31, 2002 Filed pursuant to the Public Utility Holding Company Act of 1935 NISOURCE INC. COLUMBIA ENERGY GROUP (Name of registered holding company) 801 E 86th Avenue Merrillville, Indiana 46410 -------------------------------------------------------------------------------- -------------------------------------------------------------------------------- This Amendment No. 2 to NiSource Inc. Form U5S Annual Report for the year ended December 31, 2002, is being filed to update Item 10 to include the 2002 Tax Allocation that was not previously included in NiSource Inc.'s Form U5S filed on May 1, 2003. Table of Contents Item 10....Financial Statements and Exhibits.......................... 3 Exhibits: Tax Allocation for 2002.......................................... 3 Signature............................................................. 4 2 ITEM 10 FINANCIAL STATEMENTS AND EXHIBITS EXHIBIT E. TAX ALLOCATION FOR 2002 Confidential treatment requested. 3 SIGNATURES Each undersigned system company has duly caused this annual report to be signed on its behalf by the undersigned thereunto duly authorized pursuant to the requirements of the Public Utility Holding Company Act of 1935. The signature of each undersigned company shall be deemed to relate only to matters having reference to such company or its subsidiaries. NISOURCE INC. -------------------------------- (Registrant) Dated: October 10, 2003 By: /s/ Jeffrey W. Grossman ------------------------ -------------------------------- Jeffrey W. Grossman Vice President and Controller (Principal Accounting Officer) COLUMBIA ENERGY GROUP -------------------------------- (Registrant) Dated: October 10, 2003 By: /s/ Jeffrey W. Grossman ------------------------ -------------------------------- Jeffrey W. Grossman Vice President 4