-------------------------------------------------------------------------------- CONFIDENTIAL -------------------------------------------------------------------------------- THIS DOCUMENT CONTAINS OPERATIONAL AND FINANCIAL INFORMATION, WHICH IS CONFIDENTIAL AND SHOULD ONLY BE DISCUSSED WITH NISOURCE PERSONNEL WHO REQUIRE SUCH KNOWLEDGE WITHIN THE SCOPE OF THEIR EMPLOYMENT. THIS MATERIAL MAY NOT BE RELEASED OR ITS CONTENTS DISCUSSED OUTSIDE THE COMPANY UNLESS AUTHORIZED BY A MEMBER OF NISOURCE'S SENIOR MANAGEMENT. -------------------------------------------------------------------------------- -------------------------------------------------------------------------------- SECURITIES AND EXCHANGE COMMISSION Washington, D.C. FORM U5S/A ANNUAL REPORT For the Year Ended December 31, 2001 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. 3 TO NISOURCE INC. FORM U5S ANNUAL REPORT FOR THE YEAR ENDED DECEMBER 31, 2001, IS BEING FILED TO UPDATE ITEM 1 TO INCLUDE IWC RESOURCES CORPORATION AND ITS SUBSIDIARIES, FOOTNOTES RELATED TO TRANSACTIONS INVOLVING ENERGYUSA APPALACHIAN CORP. AND NISOURCE CORPORATE SERVICES COMPANY AND COMPANIES DISSOLVED DURING 2001, AND ADDITIONAL INDICATIONS OF INACTIVE SUBSIDIARIES. TABLE OF CONTENTS Page or Exhibit No. ----------- Item 1. System Companies and Investment Therein as of December 31, 2001........... 3 Signature.......................................................................... 9 2 ITEM 1. SYSTEM COMPANIES AND INVESTMENT THEREIN AS OF DECEMBER 31, 2001 (continued) ITEM 1 IS HEREBY AMENDED AND RESTATED IN ITS ENTIRETY NUMBER OF % OF VOTING ISSUER OWNER'S COMMON POWER OR BOOK BOOK TYPE SHARES INTEREST VALUE VALUE OF TIER NAME OF COMPANY (COMPANY ABBREVIATION) HELD HELD ($000) ($000) BUSINESS ----------------------------------------------------------------------------------------------------------------------------------- NISOURCE INC. (NI) (h) Holding company 1 Bay State Gas Company (BSG) 100 100.0 534,381 534,381 Gas utility Unsecured Debt - - 236,085 236,085 Subsidiaries: 2 Bay State GPE, Inc. (BSGPE) 1,000 100.0 133 133 Electric generation 2 Northern Utilities, Inc. (NU) 100 100.0 111,095 111,095 Gas utility Unsecured Debt - - 78,833 78,833 1 Columbia Energy Group (CG) 3,000 100.0 2,177,174 6,236,587 Holding company Unsecured Debt - - 310,235 310,235 Subsidiaries: 2 Columbia Atlantic Trading Corporation (CAT) 308 100.0 5,001 5,001 Gas-related ventures 2 Columbia Energy Group Capital Corporation (CCC) 1 100.0 1,320 1,320 Holding company Subsidiary: 3 TriStar Gas Technologies, Inc. (TGT) * 20,000 100.0 - - Holding company 2 Columbia Energy Resources, Inc. (CER) 1 100.0 123,139 123,139 Holding company Subsidiaries: 3 Alamco-Delaware, Inc. (AD) 100 100.0 7,441 7,441 Exploration & Production of Natural Gas 3 Columbia Natural Resources, Inc. (CNR) 2 100.0 120,318 120,318 Exploration & Production of Natural Gas 3 Columbia Natural Resources Canada, Ltd. (CNRCL) 1 100.0 11,474 11,474 Exploration & Production of Natural Gas 3 Hawg Hauling & Disposal, Inc. (HH) 900 100.0 1,185 1,185 Brine hauling and disposal services 2 Columbia Energy Services Corporation (CES) 2,500 100.0 (127,203) (127,203) Energy-related services Subsidiaries: 3 Columbia Energy Marketing Corporation (CEM) * 101 100.0 - - Energy marketing 3 Columbia Energy Power Marketing Corporation (CPM) * 1 100.0 - - Power marketing 3 Columbia Energy Retail Corporation (CERC) * 2,000 100.0 - - Energy-related services 2 Columbia Finance Corporation (CFC) 10 100.0 8,519 8,519 holding Company Subsidiary: 3 Columbia Accounts Receivable Corporation (CAR) 10 100.0 8,519 8,519 Purchase & sales of trade receivables 2 Columbia Gas of Kentucky, Inc. (CKY) 952,248 100.0 80,048 80,048 Gas utility Unsecured Debt - - 42,209 42,209 2 Columbia Gas of Maryland, Inc. (CMD) 2,883 100.0 27,181 27,181 Gas utility Unsecured Debt - - 18,975 18,975 2 Columbia Gas of Ohio, Inc. (COH) 4,769,585 100.0 372,535 372,535 Gas utility Unsecured Debt - - 207,232 207,232 2 Columbia Gas of Pennsylvania, Inc. (CPA) 1,805,112 100.0 194,455 194,455 Gas utility Unsecured Debt - - 185,215 185,215 ----------------------------------------------------------------------------------------------------------------------------------- 3 ITEM 1. SYSTEM COMPANIES AND INVESTMENT THEREIN AS OF DECEMBER 31, 2001 (continued) ITEM 1 IS HEREBY AMENDED AND RESTATED IN ITS ENTIRETY NUMBER OF % OF VOTING ISSUER OWNER'S COMMON POWER OR BOOK VALUE BOOK VALUE TYPE OF TIER NAME OF COMPANY (COMPANY ABBREVIATION) SHARES HELD INTEREST HELD ($000) ($000) BUSINESS ------------------------------------------------------------------------------------------------------------------------------------ 2 Columbia Gas of Virginia, Inc. (CGV) 1,306,106 100.0 165,554 165,554 Gas utility Unsecured Debt - - 130,175 130,175 2 Columbia Gas Transmission Corporation (TCO) 1,934 100.0 1,088,297 1,088,297 Gas pipeline Secured Debt - - 385,925 385,925 and storage 2 Columbia Gulf Transmission Company (CGT) 1,933 100.0 124,214 124,214 Gas pipeline Unsecured Debt - - 77,468 77,468 and storage 2 Columbia Insurance Corporation, Ltd. (CICL) 14,800 100.0 5,643 5,643 Insurance Group 2 Columbia LNG Corporation (CLNG)(i) 3,519 92.1 8,517 8,517 Owning and operating LNG storage and trans- portation facilities Subsidiary: 3 CLNG Corporation (CLNGCO) * 155 100.0 - - Owning and Operating LNG storage and trans- portation facilities 2 Columbia Network Services Corporation (CNS) 900 100.0 4,523 4,523 Holding company Subsidiary: 3 CNS Microwave, Inc. (CMC) 110 100.0 - - Telecommuni- cations and information services 2 Columbia Petroleum Corporation (PET) * 1,001 100.0 - - Petroleum operations 2 Columbia Pipeline Corporation (CPL) 1 100.0 1,052 1,052 Operates pipeline & gathering facilities Subsidiary: 3 Columbia Deep Water Services Company (CDW) 1 100.0 1,009 1,009 Gas pipeline development 2 Columbia Remainder Corporation (CRC) 100 100.0 (2,101) (2,101) Holding company Subsidiaries: 3 Columbia Electric Binghamton General Corp. (CEB) * 118 100.0 - - Power generation 3 Columbia Electric Binghamton Limited Corp. (CEBL) * 142 100.0 - - Power generation 3 Columbia Electric Haverstraw Corporation (CHC) * 1 100.0 - - Power generation 3 Haverstraw Bay, LLC (HBL) * (a) - 98.0 - - Power generation 2 Columbia Service Partners, Inc. (CSP) 2,940 100.0 5,154 5,154 Energy- related services Subsidiaries: 3 Columbia Assurance Agency, Inc. (CAA) 850 100.0 19 19 Insurance business 3 Columbia Service Partners of Virginia, Inc. 100 100.0 - - Energy- related services 2 Columbia Transmission Communications Corporation (CTC) 1 100.0 81,746 81,746 Telecommuni- cations and information services 1 EnergyUSA, Inc. (IN) (EUII) 1,000 100.0 (62,339) (62,339) Holding company Unsecured Debt - - 12,761 12,761 Subsidiaries: 2 EnergyUSA, Inc. (MA) (EUIM) 10,000 100.0 6,865 6,865 Propane company Unsecured Debt - - 5,722 5,722 Subsidiaries: 3 EnergySPE, Inc. (ESPE)* 10,000 100.0 (634) (634) Energy- related services ------------------------------------------------------------------------------------------------------------------------------------ 4 ITEM 1. SYSTEM COMPANIES AND INVESTMENT THEREIN AS OF DECEMBER 31, 2001 (continued) ITEM 1 IS HEREBY AMENDED AND RESTATED IN ITS ENTIRETY NUMBER OF % OF VOTING ISSUER OWNER'S COMMON POWER OR BOOK VALUE BOOK VALUE TYPE TIER NAME OF COMPANY (COMPANY ABBREVIATION) SHARES HELD INTEREST HELD ($000) ($000) OF BUSINESS ----------------------------------------------------------------------------------------------------------------------------------- 3 EnergyUSA (Connecticut), Inc. (EUIC) 6,955 100.0 (3,207) (3,207) Energy-related services Unsecured Debt - - 4,414 4,414 Subsidiaries: 4 Brayer Energy Solutions, Inc. (BES) * 100 100.0 (881) (881) Energy-related services 4 EnergyUSA Engineering, Inc. (EUE) 919 100.0 (1,277) (1,277) Engineering services 4 EnergyUSA Mechanical, Inc. (EUM) * 400 100.0 2,087 2,087 Energy-related services 2 EnergyUSA-TPC Corp. (TPC) 100 100.0 8,794 8,794 Gas marketing Unsecured Debt - - 1,580 1,580 Subsidiary: 3 EnergyUSA Appalachian Corp. (EUA) (f) 100 100.0 5,185 5,185 Holds oil & gas exploration investments 2 NESI Energy Marketing L.L.C. (NEML) * (b) - 100.0 233 233 Energy marketing 2 NI Energy Services Transportation, Inc. (NEST) 1,000 100.0 354 354 Gas pipeline 2 MS-1 Distribution & Storage Corporation (MS1) * 250 100.0 - - Gas storage 2 NI Fuel Company, Inc. (NIFC)* 1,000 100.0 (11,215) (11,215) Holds oil & gas exploration investments 2 NI-TEX, Inc. (NITEX) 1,000 100.0 (1,707) (1,707) Holding company Unsecured Debt - - 16 16 2 NI-TEX Gas Services Inc. (NGS) 920 100.0 9,991 9,991 Holding company 2 EnergyUSA Commercial Energy Services, Inc. (EUC) 1,000 100.0 (8,893) (8,893) Energy-related services 2 EnergyUSA Retail, Inc. (EUR) 1,000 100.0 (7,259) (7,259) Retail gas marketing Unsecured Debt - - 12,338 12,338 Subsidiary: 3 EnergyUSA Consumer Products Group, Inc. (EUP) * 10,000 100.0 - - Energy-related services 1 IWC Resources Corporation. (IWCR) * 1,000 100.0 272,441 272,441 Holding company Unsecured Debt - - 12,430 12,430 Subsidiaries: 2 Harbour Water Company (HWC) * 1,000 100.0 6,807 6,807 Water utility 2 Indianapolis Water Company (IWC) * 500 100.0 319,720 319,720 Holding company Subsidiary: 3 The Wellington Joint Venture (WJV) * - 25.0 - - Land development 3 White River Enviornmental Partnership (WRP) * 100 52.0 - - Operator of wastewater treatment plants 2 Irishman's Run Acquisition Company (IRAC) * 1,000 100.0 110 110 Water utility 2 IWC Morgan Water Corporation (IWCM) * 1,000 100.0 6,718 6,718 Water utility 2 Lawrence Water Company, Inc. (LWC) * 1,000 100.0 - - Water utility 2 Liberty Water Corporation (LWAC) * 200 100.0 (30) (30) Water utility Unsecured Debt - - 1,157 1,157 2 The Darlington Water Works Company (DWWC) * 1,000 100.0 222 222 Water utility ----------------------------------------------------------------------------------------------------------------------------------- 5 ITEM 1. SYSTEM COMPANIES AND INVESTMENT THEREIN AS OF DECEMBER 31, 2001 (continued) ITEM 1 IS HEREBY AMENDED AND RESTATED IN ITS ENTIRETY NUMBER OF % OF VOTING ISSUER OWNER'S COMMON POWER OR BOOK VALUE BOOK VALUE TYPE OF TIER NAME OF COMPANY (COMPANY ABBREVIATION) SHARES HELD INTEREST HELD ($000) ($000) BUSINESS ----------------------------------------------------------------------------------------------------------------------- 1 Kokomo Gas and Fuel Company (KOKO) 478,248 100.0 34,418 34,418 Gas Utility Unsecured Debt - - 1,015 1,015 Subsidiary: 2 KGF Trading Company (KGF) * 100 100.0 - - Gas brokering 1 NI Energy Services, Inc. (NESI) 1,000 100.0 (19,130) (19,130) Holding Company Unsecured Debt - - 15,539 15,539 Subsidiaries: 2 Crossroads Pipeline Company (CROSS) 1,000 100.0 (8,696) (8,696) Interstate gas Unsecured Debt - - 30,393 30,393 pipeline 2 Green Fuels, Inc. (GREEN) * 1,000 100.0 (3,192) (3,192) Energy-related Unsecured Debt - - 3,312 3,312 services 2 NESI Power Marketing, Inc. (NPM) * 1,000 100.0 (19,888) (19,888) Power marketing Unsecured Debt - - 26,314 26,314 2 NiSource Energy Services Canada, Ltd. (NESCL) * - 100.0 (421) (421) Holding company Subsidiary: 3 NESI Energy Marketing Canada Ltd. (NEMCL) * - 70.0 - - Energy marketing 1 NiSource Capital Markets, Inc. (NCM) 1,000 100.0 37,761 37,761 Financing subsidiary Unsecured Debt - - 449,956 449,956 1 NiSource Capital Trust I (NCT) (c) - 100.0 (4,028) (4,028) Financing subsidiary 1 NiSource Corporate Services Company (NCS) (g) 1,000 100.0 400 400 Management services Unsecured Debt - - 45,409 45,409 1 NiSource Development Company, Inc. (NDEV) 1,000 100.0 (86,164) (86,164) Holding Company Unsecured Debt - - 181,366 181,366 Subsidiaries: 2 Analytic Sytems Laboratories, Inc. (ASL) * 1,167 70.0 - - Energy-related services 2 Cardinal Property Management, Inc. (CARD) 1,000 100.0 (76) (76) Real estate services 2 Customer Information Services, Inc. (CIS) 1,000 100.0 85 85 Consulting services for customer information systems 2 JOF Transportation Company (JOF) 1,000 100.0 4,116 4,116 Holding company Unsecured Debt - - 288 288 2 KOGAF Enterprises, Inc. (KOGF) 100 100.0 (6) (6) Real estate services 2 Lake Erie Land Company (LEL) 1,000 100.0 71,373 71,373 Commercial and residential real estate services Subsidiary: 3 SCC Services, Inc. (SCC) 1,000 100.0 (2,301) (2,301) Energy-related services 2 NDC Douglas Properties, Inc. (NDC) 1,000 100.0 9,663 9,663 Holds investments in affordable housing projects Unsecured Debt - - 10,411 10,411 2 Progeni, Inc. (PRO) * 1,000 100.0 (2,728) (2,728) Energy-related services Unsecured Debt - - 5,098 5,098 ------------------------------------------------------------------------------------------------------------------------------------ 6 ITEM 1. SYSTEM COMPANIES AND INVESTMENT THEREIN AS OF DECEMBER 31, 2001 (continued) ITEM 1 IS HEREBY AMENDED AND RESTATED IN ITS ENTIRETY NUMBER OF % OF VOTING ISSUER OWNER'S COMMON POWER OR BOOK VALUE BOOK VALUE TIER NAME OF COMPANY (COMPANY ABBREVIATION) SHARES HELD INTEREST HELD ($000) ($000) TYPE OF BUSINESS ------------------------------------------------------------------------------------------------------------------------------------ 2 Protonics Research, Inc. (PRI) * 900 90.0 - - Energy-related Services 2 South Works Power Company (SWP) 1,000 100.0 - - Holds a lease 1 NiSource Energy Technologies, Inc. (NET) 100 100.0 (6,215) (6,215) Holding company Unsecured Debt - - 17,859 17,859 1 NiSource Finance Corp. (NFC) 100 100.0 (232,732) (232,732) Financing subsidiary Unsecured Debt - - 2,929,602 2,929,602 1 NiSource Pipeline Group, Inc. (NPG) 1,000 100.0 10,945 10,945 Holding company Subsidiaries: 2 Granite State Gas Transmission, Inc. (GSGT) 29,900 100.0 8,869 8,869 Interstate gas pipeline Unsecured Debt - - 18,969 18,969 Subsidiaries: 3 Bay State Energy Enterprises, Inc. (BSEE) 10,000 100.0 69 69 Energy-related services 3 Natural Gas Development, Inc. (NGD) 10,000 100.0 684 684 Holding company 2 PNTGS Holding Corp. (PNTGS) 1,000 100.0 - - Holding company 1 Northern Indiana Fuel and Light Company, Inc. (NIFL) 275,000 100.0 45,390 45,390 Gas utility Unsecured Debt - - 4,000 4,000 Subsidiary: 2 Northern Indiana Trading Company, Inc. (NITC) 1,000 100.0 4,043 4,043 Gas brokering 1 Northern Indiana Public Service Company (NIP) 73,282,258 100.0 1,036,314 1,036,314 Electric and gas utility Secured Debt - - 55,000 55,000 oj Unsecured Debt - - 1,068,479 1,068,479 Subsidiary: 2 NIPSCO Exploration Company, Inc. (NEXCO) * 1,000 100.0 2,261 2,261 om Exploration company 1 Primary Energy, Inc. (PEI) 1,000 100.0 (794) (794)om Arranges energy-related Projects Unsecured Debt - - 2,220 2,220 om Subsidiaries: 2 Cokenergy, Inc. (CEI) 1,000 100.0 312 312 om Power generation project company 2 Harbor Coal Company (HCC) 1,000 100.0 324 324 cm Power generation project company 2 Ironside Energy LLC (IEL) (d) - 100.0 - - Power generation project company Unsecured Debt - - 3,276 3,276 om 2 Lakeside Energy Corporation (LEC) 1,000 100.0 7,660 7,660 om Power generation project company Unsecured Debt - - 703 703 2 North Lake Energy Corporation (NLEC) 1,000 100.0 (4,128) (4,128) Power generation project company 2 Portside Energy Corporation (PORT) 1,000 100.0 (1,587) (1,587) Power generation project company 2 Whiting Clean Energy, Inc. (WCE) 1,000 100.0 - - Power generation project company Unsecured Debt - - 15,923 15,923 ------------------------------------------------------------------------------------------------------------------------------------ ITEM 1. SYSTEM COMPANIES AND INVESTMENT THEREIN AS OF DECEMBER 31, 2001 (continued) ITEM 1 IS HEREBY AMENDED AND RESTATED IN ITS ENTIRETY NUMBER OF % OF VOTING ISSUER OWNER'S COMMON POWER OR BOOK VALUE BOOK VALUE TIER NAME OF COMPANY (COMPANY ABBREVIATION) SHARES HELD INTEREST HELD ($000) ($000) TYPE OF BUSINESS ------------------------------------------------------------------------------------------------------------------------------------ 1 SM&P Utility Resources, Inc. (SMP) (e) 100 100.0 46,522 17,000 Utility locating Subsidiary: business 2 Colcom Incorporated (CI) (e) 1,000 100.0 228 228 Utility locating business ------------------------------------------------------------------------------------------------------------------------------------ Note: All debt amounts exclude the current portion of long-term debt and money pool transactions and include intercompany notes payable. * Company was inactive at December 31, 2001. 0.000368 (a) Haverstraw Bay, LLC was involved with power generation. Columbia Electric Haverstraw Corporation owns a 2% interest and Columbia Remainder Corporation directly holds 98%. (b) NESI Energy Marketing L.L.C. was involved with the marketing of natural gas and electricity. EnergyUSA, Inc. (IN) owns a 100% interest. (c) NiSource Capital Trust I is a financing subsidiary of NiSource Inc. NiSource Inc. holds 100% of the common equity. (d) Primary Energy, Inc. owns a 100% interest in Ironside Energy LLC. (e) SM&P Utility Resources, Inc. was sold to The Laclede Group on January 28, 2002. (f) EnergyUSA Appalachian Corporation, an Indiana Corporation, was acquired on February 19, 2001. The company holds oil and gas exploration investments. (g) On December 31, 2000, Columbia Energy Group Service Corporation (a Delaware Corp.) merged with NiSource Corporate Services Company ( an Indiana Corp.) The combined company changed its name to NiSource Corporate Services Company ( a Delaware Corp.). The company performs management service for NiSource and its subsidiaries. (h) The following Companies were dissolved during 2001: Columbia Energy Marketing Holding Company (dissolved 05/25/01) ALERT Air Systems, Inc. (dissolved 12/05/01) ALERT Mechanical Services, Inc. (dissolved 12/26/01) Energy USA Commercial Energy Services, Inc. (dissolved 12/26/01) NESI Canadian Holding, Inc. (dissolved 09/06/01) NFCO Acquisition Company (dissolved 10/12/01) Hamilton Harbor Insurance Services, LTD. (dissolved 09/25/01) NI Telecomm, Inc. (dissolved 12/22/01) Shore Line Shops Incorporated (dissolved 12/20/01) Ironside Energy Corporation (dissolved 2/14/01) (i) Columbia LNG Corporation, which owns and operates LNG storage and transportation facilities is owned by Columbia Energy Group and Shell Consolidated Energy Resources, Inc. Columbia Energy Group has voting rights and owns 92.1% and Shell Consolidated Energy Resources, Inc. has voting rights and owns 7.9% of Columbia LNG Corporation. 8 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: December 16, 2002 By: /s/ Jeffrey W. Grossman ----------------------- ------------------------------------ Jeffrey W. Grossman Vice President and Controller (Principal Accounting Officer) COLUMBIA ENERGY GROUP ------------------------------------ (Registrant) Dated: December 16, 2002 By: /s/ Jeffrey W. Grossman ----------------------- ------------------------------------ Jeffrey W. Grossman Vice President 9