SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 14, 2002 CSG SYSTEMS INTERNATIONAL, INC. --------------------------------------------------------------------- (Exact name of registrant as specified in its charter) Delaware 0-27512 47-0783182 ---------------------------- ------------- ---------------- (State or other jurisdiction (Commission (IRS Employer of incorporation) File Number) Identification Number) 7887 East Bellevue Avenue, Suite 1000, Englewood, CO 80111 --------------------------------------------------------------- (Address of principal executive offices) (Zip Code) Registrant's telephone number, including area code: (303) 796-2850 Item 5. Other Events and Regulation FD Disclosure. ------- ------------------------------------------ On March 14, 2002, CSG Systems, Inc., a wholly owned subsidiary of the registrant, issued a press release stating that it had been notified by AT&T Broadband Management Corporation that AT&T is "considering" the initiation of arbitration proceedings against CSG Systems, Inc. relating to a Master Subscriber Management System Agreement entered into in 1997. A copy of such press release is attached to this Form 8-K as Exhibit 99.1. Item 7. Financial Statements and Exhibits. ------- ---------------------------------- (c) Exhibit 99.1 Press release of CSG Systems, Inc. dated March 14, 2002. Signatures 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. Date: March 14, 2002 -------------- CSG SYSTEMS INTERNATIONAL INC. By: /s/ Joseph T. Ruble ------------------------------ Joseph T. Ruble, Secretary and General Counsel CSG Systems International, Inc. Form 8-K Exhibit Index Exhibit Number Description ------- ----------- 99.1 Press release of CSG Systems, Inc. dated March 14, 2002.