UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES AND EXCHANGE ACT OF 1934 Commission file number 001-16189 --------- Date of Report (Date of earliest event reported): May 13, 2003 NISOURCE INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-16189 35-2108964 -------- --------- ---------- (State or other jurisdiction of (Commission (I.R.S. Employer incorporation or organization) File Number) Identification No.) 801 East 86th Avenue, Merrillville, Indiana 46410 ------------------------------------------- ----- (Address of principal executive offices) (Zip Code) Registrant's telephone number, including area code (877) 647-5990 -------------- NiSource Inc. Current Report of Form 8-K ITEM 5. OTHER EVENTS. On May 13, 2003, NiSource Inc. (the "Company") issued a press release in response to Moody's Investors Service announcement to review NiSource's credit rating. The Company's press release, dated May 13, 2003, is attached as Exhibit 99.1 (c) Exhibits. Exhibit Number 99.1 Press Release, dated May 13, 2003, issued by NiSource Inc. SIGNATURE Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. Dated: May 13, 2003 NiSource Inc. By: /s/ Jeffrey W. Grossman --------------------------- Name: Jeffrey W. Grossman Title: Vice President