EXHIBIT 3.21 State of Delaware PAGE 1 Office of the Secretary of State I,EDWARD J. FREEL, SECRETARY OF STATE OF THE STATE OF DELAWARE, DO HEREBY CERTIFY THE ATTACHED IS A TRUE AND CORRECT COPY OF THE CERTIFICATE OF LIMITED LIABILITY COMPANY OF "AMERICAN COMMERCIAL LINES INTERNATIONAL LLC", FILED IN THIS OFFICE ON THE EIGHTEENTH DAY OF JUNE, A.D. 1998, AT 10 O'CLOCK A.M. [SEAL] /s/ Edward J. Freel ----------------------------------- Edward J. Freel, Secretary of State 2910206 8100 AUTHENTICATION: 9147261 981235906 DATE: 06-18-98 CERTIFICATE OF FORMATION OF AMERICAN COMMERCIAL LINES INTERNATIONAL LLC This Certificate of Formation of American Commercial Lines International LLC (the "LLC"), dated as of June 16, 1998, is being duly executed and filed by Michael A. Khouri, as an authorized person, to form a limited liability company under the Delaware Limited Liability Company Act (6 Del. Section 18-101 et seq.). FIRST: The name of the limited liability company formed hereby is American Commercial Lines International LLC. SECOND: The registered office of the LLC in the State of Delaware is located at Corporation Trust Center, 1209 Orange Street, Wilmington, New Castle County, Delaware 19801, and the registered agent of the LLC at such address is The Corporation Trust Company. IN WITNESS WHEREOF, the undersigned has executed this Certificate of Formation as of the date first above written. By: /s/ Michael A. Khouri --------------------------- Michael A. Khouri Authorized Person