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) November 12, 2003. USG Corporation -------------------------------------------------------------------------------- (Exact name of registrant as specified in its charter) Commission File Number: 1-8864 Delaware 36-3329400 -------------------------------- ------------------------- (State or other jurisdiction of (I.R.S. Employer incorporation or organization) Identification No.) 125 South Franklin Street, Chicago, Illinois 60606-4678 -------------------------------------------------------------------------------- (Address of principal executive offices) (Zip Code) Registrant's telephone number, including area code (312) 606-4000 ----------------------------- ITEM 5. OTHER EVENTS USG Corporation (NYSE: USG) is making available through its website (www.usg.com), beginning on November 12, 2003, its corporate code of business conduct as adopted by its Board of Directors, in response to the newly approved New York Stock Exchange Corporate Governance Rules and the Sarbanes-Oxley Act of 2002. SIGNATURE Pursuant to the requirements of the Securities and Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. USG CORPORATION Registrant Date: November 12, 2003 By: /s/ Stanley L. Ferguson ----------------------------------- Stanley L. Ferguson, Senior Vice President and General Counsel